US Patent 1,082,933 (ductile tungsten)
GPTKB entity
Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
US190628022A
|
| gptkbp:assignee |
gptkb:General_Electric_Company
|
| gptkbp:citation |
development of tungsten filaments for incandescent lamps
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
December 30, 1913
|
| gptkbp:filingDate |
September 22, 1906
|
| https://www.w3.org/2000/01/rdf-schema#label |
US Patent 1,082,933 (ductile tungsten)
|
| gptkbp:inventedBy |
gptkb:William_D._Coolidge
|
| gptkbp:language |
English
|
| gptkbp:subject |
ductile tungsten
|
| gptkbp:title |
Manufacture of Ductile Tungsten
|
| gptkbp:bfsParent |
gptkb:William_David_Coolidge
|
| gptkbp:bfsLayer |
7
|