Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:assignee |
gptkb:Garrett_A._Morgan
|
| gptkbp:class |
A62B 7/00
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
1961-02-28
|
| gptkbp:filingDate |
1957-10-23
|
| gptkbp:inventedBy |
gptkb:Garrett_A._Morgan
|
| gptkbp:language |
English
|
| gptkbp:patent |
2,972,726
|
| gptkbp:title |
gptkb:Self-Contained_Breathing_Apparatus
|
| gptkbp:bfsParent |
gptkb:SIGABA_cipher_machine
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
U.S. Patent 2,972,726
|