Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
US 613,809
|
| gptkbp:assignee |
gptkb:Garrett_A._Morgan
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
1961-06-13
|
| gptkbp:fieldOfInvention |
gptkb:breathing_apparatus
|
| gptkbp:filingDate |
1956-10-04
|
| gptkbp:inventedBy |
gptkb:Garrett_A._Morgan
|
| gptkbp:language |
English
|
| gptkbp:title |
gptkb:Self-Contained_Breathing_Apparatus
|
| gptkbp:bfsParent |
gptkb:George_Devol
|
| gptkbp:bfsLayer |
7
|
| http://www.w3.org/2000/01/rdf-schema#label |
U.S. Patent 2,988,237
|