Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
gptkb:US279972A
|
| gptkbp:assignee |
gptkb:General_Motors_Corporation
|
| gptkbp:class |
C01G 39/02
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:filingDate |
1939-06-19
|
| gptkbp:inventedBy |
gptkb:Charles_F._Kettering
|
| gptkbp:language |
English
|
| gptkbp:publicationDate |
1941-10-28
|
| gptkbp:status |
Expired
|
| gptkbp:title |
Method of making sodium orthovanadate
|
| gptkbp:bfsParent |
gptkb:Philo_T._Farnsworth
|
| gptkbp:bfsLayer |
7
|
| http://www.w3.org/2000/01/rdf-schema#label |
US2261059A
|