Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| gptkbp:birthYear |
1781
|
| gptkbp:contributedTo |
development of mass production techniques
|
| gptkbp:deathYear |
1841
|
| gptkbp:hasWorkedWith |
gptkb:Harpers_Ferry_Armory
|
| https://www.w3.org/2000/01/rdf-schema#label |
John H. Hall
|
| gptkbp:nationality |
gptkb:American
|
| gptkbp:notableFor |
gptkb:Hall_rifle
interchangeable parts manufacturing |
| gptkbp:occupation |
gptkb:inventor
gunsmith |
| gptkbp:patent |
breech-loading rifle
|
| gptkbp:bfsParent |
gptkb:United_States_Naval_Research_Laboratory
gptkb:Portland_Public_Schools |
| gptkbp:bfsLayer |
6
|