Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
gptkb:US607420A
|
| gptkbp:assignee |
gptkb:Polaroid_Corporation
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:fieldOfInvention |
gptkb:photographer
|
| gptkbp:filingDate |
1932-04-15
|
| gptkbp:inventedBy |
gptkb:Edwin_H._Land
|
| gptkbp:language |
English
|
| gptkbp:publicationDate |
1939-03-21
|
| gptkbp:status |
expired
|
| gptkbp:title |
Method of making colored pictures
|
| gptkbp:bfsParent |
gptkb:Homer_Dudley
|
| gptkbp:bfsLayer |
6
|
| http://www.w3.org/2000/01/rdf-schema#label |
US2151092A
|