Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:smartphone
|
| gptkbp:category |
gptkb:agricultural_machinery
|
| gptkbp:historicalSignificance |
key invention of the Industrial Revolution
|
| https://www.w3.org/2000/01/rdf-schema#label |
Eli Whitney's cotton gin
|
| gptkbp:impact |
increased cotton production efficiency
expanded slavery in the American South |
| gptkbp:introducedIn |
1793
|
| gptkbp:inventedBy |
gptkb:Eli_Whitney
|
| gptkbp:locationOfInvention |
gptkb:Georgia,_United_States
|
| gptkbp:material |
cotton
|
| gptkbp:mechanismOfAction |
brushes to remove lint
wire teeth on a rotating cylinder |
| gptkbp:patent |
X72
March 14, 1794 |
| gptkbp:purpose |
separate cotton fibers from seeds
|
| gptkbp:bfsParent |
gptkb:The_Cotton_Kingdom
|
| gptkbp:bfsLayer |
5
|