U.S. Patent 174465 (Improvement in Telegraphy)
E44557
U.S. Patent 174465 (Improvement in Telegraphy) is Alexander Graham Bell’s landmark patent that laid the legal and technical foundation for the invention and development of the telephone.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Improvement in Telegraphy | 1 |
| U.S. Patent 174465 (Improvement in Telegraphy) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T351503 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: U.S. Patent 174465 (Improvement in Telegraphy) Context triple: [Alexander Graham Bell, notableWork, U.S. Patent 174465 (Improvement in Telegraphy)]
-
A.
De Forest Radio Telephone Company
De Forest Radio Telephone Company was an early 20th-century American firm that developed and commercialized pioneering radio and wireless telephony technologies.
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B.
Bell Telephone Laboratories
Bell Telephone Laboratories was a pioneering American research and development organization renowned for groundbreaking innovations in telecommunications and electronics, including the invention of the transistor.
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C.
IEEE Alexander Graham Bell Medal
The IEEE Alexander Graham Bell Medal is a prestigious IEEE award honoring exceptional contributions to telecommunications and communication sciences and engineering.
-
D.
John W. Draper
John W. Draper was a 19th-century American scientist, philosopher, and historian known for his pioneering work in photochemistry and early contributions to scientific institutions.
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E.
Marconi Prize
The Marconi Prize is a prestigious international award that honors significant contributions to communications and information technology.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: U.S. Patent 174465 (Improvement in Telegraphy) Target entity description: U.S. Patent 174465 (Improvement in Telegraphy) is Alexander Graham Bell’s landmark patent that laid the legal and technical foundation for the invention and development of the telephone.
-
A.
De Forest Radio Telephone Company
De Forest Radio Telephone Company was an early 20th-century American firm that developed and commercialized pioneering radio and wireless telephony technologies.
-
B.
Bell Telephone Laboratories
Bell Telephone Laboratories was a pioneering American research and development organization renowned for groundbreaking innovations in telecommunications and electronics, including the invention of the transistor.
-
C.
IEEE Alexander Graham Bell Medal
The IEEE Alexander Graham Bell Medal is a prestigious IEEE award honoring exceptional contributions to telecommunications and communication sciences and engineering.
-
D.
John W. Draper
John W. Draper was a 19th-century American scientist, philosopher, and historian known for his pioneering work in photochemistry and early contributions to scientific institutions.
-
E.
Marconi Prize
The Marconi Prize is a prestigious international award that honors significant contributions to communications and information technology.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
United States patent
ⓘ
telecommunications patent ⓘ |
| assignee | Alexander Graham Bell ⓘ |
| associatedOrganization |
AT&T
ⓘ
Bell Telephone Company ⓘ
surface form:
American Bell Telephone Company
Bell Telephone Company ⓘ |
| associatedPerson | Alexander Graham Bell ⓘ |
| associatedWithInvention |
electrical transmission of articulate speech
ⓘ
invention of the telephone ⓘ |
| category |
19th-century patent
ⓘ
telecommunications law precedent ⓘ |
| citedAs | Bell’s basic telephone patent ⓘ |
| claims |
apparatus for producing electrical undulations corresponding to sound vibrations
ⓘ
method of transmitting vocal sounds telegraphically by causing electrical undulations similar in form to the vibrations of the air accompanying the said vocal sounds ⓘ use of variable resistance to create electrical undulations for sound transmission ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| describes |
receiver for converting electrical undulations back into audible sound
ⓘ
transmitter for converting sound vibrations into electrical signals ⓘ use of a diaphragm in contact with an electrical circuit element ⓘ use of undulatory (continuous) currents instead of intermittent currents for sound transmission ⓘ |
| enables | practical long-distance voice communication over wires ⓘ |
| field |
telegraphy
ⓘ
telephony ⓘ |
| historicalSignificance |
considered one of the most valuable patents in history
ⓘ
laid legal and technical foundation for commercial telephony ⓘ |
| impact |
established priority for Bell in the invention of the telephone in U.S. law
ⓘ
formed basis for extensive patent infringement suits in the telephone industry ⓘ |
| influenced |
development of commercial telephone networks
ⓘ
subsequent telephone transmitter and receiver designs ⓘ |
| inventionType | improvement in telegraph systems to carry complex sounds ⓘ |
| inventor | Alexander Graham Bell ⓘ |
| jurisdiction |
United States Patent and Trademark Office
ⓘ
surface form:
United States Patent Office
|
| language | English ⓘ |
| legalSignificance |
foundational patent for the telephone
ⓘ
key patent in early telephone litigation ⓘ |
| patentNumber | 174,465 ⓘ |
| relatedConcept |
analog signal transmission
ⓘ
harmonic telegraphy ⓘ variable resistance transmitter ⓘ |
| relatesTo |
harmonic telegraph
ⓘ
telephone ⓘ transmission of vocal or other sounds telegraphically ⓘ |
| subjectMatter |
electrical undulations corresponding to sound vibrations
ⓘ
simultaneous transmission of multiple signals over a single wire ⓘ |
| technologyDomain |
electrical communication
ⓘ
voice transmission ⓘ |
| title |
U.S. Patent 174465 (Improvement in Telegraphy)
self-linksurface differs
ⓘ
surface form:
Improvement in Telegraphy
|
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: U.S. Patent 174465 (Improvement in Telegraphy) Description of subject: U.S. Patent 174465 (Improvement in Telegraphy) is Alexander Graham Bell’s landmark patent that laid the legal and technical foundation for the invention and development of the telephone.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
U.S. Patent 174465 (Improvement in Telegraphy)
→
title
→
U.S. Patent 174465 (Improvement in Telegraphy)
self-linksurface differs
ⓘ
subject surface form:
U.S. Patent 174465
this entity surface form:
Improvement in Telegraphy