Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| gptkbp:birthYear |
1764
|
| gptkbp:deathYear |
1835
|
| gptkbp:knownFor |
inventing the first cast-iron plow
|
| gptkbp:nationality |
gptkb:American
|
| gptkbp:notableInvention |
cast-iron plow
|
| gptkbp:occupation |
gptkb:blacksmith
|
| gptkbp:patent |
US patent for cast-iron plow (1797)
|
| gptkbp:placeOfBirth |
gptkb:Burlington_County,_New_Jersey
|
| gptkbp:bfsParent |
gptkb:Mouldboard_plow
|
| gptkbp:bfsLayer |
9
|
| https://www.w3.org/2000/01/rdf-schema#label |
Charles Newbold
|