Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:watch
|
| gptkbp:bfsLayer |
4
|
| gptkbp:bfsParent |
gptkb:Rolex_Oyster_Perpetual
|
| gptkbp:activities |
automatic movement
|
| https://www.w3.org/2000/01/rdf-schema#label |
first self-winding watch
|
| gptkbp:influenced_by |
wristwatch technology
|
| gptkbp:invention |
gptkb:John_Harwood
1923 |
| gptkbp:notable_feature |
self-winding mechanism
|
| gptkbp:produced_by |
Harwood Watch Company
|
| gptkbp:related_to |
self-winding mechanism
|
| gptkbp:significance |
revolutionized watchmaking
|
| gptkbp:used_in |
horology
|