Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
US9300
|
| gptkbp:assignee |
gptkb:Abraham_Lincoln
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:describes |
A device to lift boats over shoals and obstructions in a river.
|
| https://www.w3.org/2000/01/rdf-schema#label |
US9300A
|
| gptkbp:inventedBy |
gptkb:Abraham_Lincoln
|
| gptkbp:kind |
A
|
| gptkbp:publicationDate |
1852-08-10
|
| gptkbp:publishedIn |
gptkb:US9300A
|
| gptkbp:status |
Expired
|
| gptkbp:title |
Improvement in the mode of propelling canal-boats
|
| gptkbp:bfsParent |
gptkb:Langstroth_hive
|
| gptkbp:bfsLayer |
6
|