Statements (7)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| https://www.w3.org/2000/01/rdf-schema#label |
John Ellman
|
| gptkbp:knownFor |
Ellman ball joint
|
| gptkbp:nationality |
British
|
| gptkbp:occupation |
gptkb:inventor
|
| gptkbp:bfsParent |
gptkb:Southdown
|
| gptkbp:bfsLayer |
7
|