|
gptkbp:instance_of
|
gptkb:intellectual_property
|
|
gptkbp:advances
|
electrical engineering
|
|
gptkbp:associated_with
|
Alexander Graham Bell's experiments
innovation in sound transmission
|
|
gptkbp:commissioned
|
1877
|
|
gptkbp:contributed_to
|
development of audio engineering
|
|
gptkbp:cultural_impact
|
revolutionized communication
|
|
gptkbp:demonstrated_to
|
gptkb:Thomas_Watson
|
|
gptkbp:development
|
1870s
|
|
gptkbp:early_version
|
liquid transmitter
|
|
gptkbp:exhibited_at
|
gptkb:Philadelphia_Centennial_Exposition
|
|
gptkbp:first_call
|
' Mr. Watson, come here, I want to see you.'
|
|
gptkbp:first_commercial_model
|
gptkb:Bell's_Telephone
|
|
gptkbp:first_demonstration
|
March 10, 1876
|
|
gptkbp:first_introduced
|
voice transmission over wires
|
|
gptkbp:function
|
transmit voice signals
|
|
gptkbp:has_reception
|
mixed
|
|
gptkbp:historical_context
|
post-Civil War America
|
|
gptkbp:historical_impact
|
transformed global communication
|
|
gptkbp:historical_significance
|
pioneering work in acoustics
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Bell's electric voice machine
|
|
gptkbp:impact
|
gptkb:communication_systems
|
|
gptkbp:influenced
|
future communication systems
modern communication devices
|
|
gptkbp:influenced_by
|
telegraph technology
scientific advancements in the 19th century
|
|
gptkbp:inspired
|
future research in acoustics
subsequent inventions in audio technology
|
|
gptkbp:inspired_by
|
sound wave theory
|
|
gptkbp:invention
|
gptkb:Alexander_Graham_Bell
1876
February 14, 1876
174465
liquid transmitter model
|
|
gptkbp:is_a_supporter_of
|
1876
|
|
gptkbp:is_cited_in
|
telecommunication history books
|
|
gptkbp:led_to
|
widespread telephone adoption
|
|
gptkbp:legacy
|
foundation for future telecommunication devices
|
|
gptkbp:marketed_as
|
gptkb:Bell_Telephone_Company
gptkb:Telecommunications
|
|
gptkbp:mechanism_of_action
|
diaphragm and electromagnet
|
|
gptkbp:notable_feature
|
ability to transmit speech
|
|
gptkbp:part_of
|
history of telecommunications
Bell's legacy
|
|
gptkbp:recognized_by
|
gptkb:historical_landmark
|
|
gptkbp:reign
|
personal communication
|
|
gptkbp:related_to
|
voice communication
|
|
gptkbp:replaced_by
|
digital telephony
|
|
gptkbp:significance
|
gptkb:first_practical_telephone
|
|
gptkbp:success
|
commercial telephone service
|
|
gptkbp:successor
|
gptkb:modern_telephone
|
|
gptkbp:type
|
gptkb:Telecommunications
|
|
gptkbp:used_for
|
long-distance communication
|
|
gptkbp:used_in
|
early telephone exchanges
early telephony experiments
|
|
gptkbp:uses_technology
|
electromagnetic transmission
|
|
gptkbp:bfsParent
|
gptkb:Alexander_Graham_Bell
|
|
gptkbp:bfsLayer
|
3
|