| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for John D. Griswold | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 17,479 | Jun. 09, 1857 | G. Benjamin | Devices for holding bit in brace | brace chucks | |
| 181,310 | Aug. 22, 1876 | J.W. Calkins | Improvement in machines for sawing laths | lath making machines | |