| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for E. H. Knight | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 68,012 | Aug. 20, 1867 | J. Swan | Manufacture of Single Twist Augers | |
 | 76,955 | Apr. 21, 1868 | J. Swan | Improved Machine for Making Auger-Bits | |
 | 76,956 | Apr. 21, 1868 | J. Swan | Improvement in auger-handles | |
 | 78,769 | Jun. 09, 1868 | J. Swan | Machine for Upsetting Cook's Bits | |
 | 96,847 | Nov. 16, 1869 | J. Swan | Die for Forming Cook's Bits | |
 | 572,446 | Dec. 01, 1896 | J.M. Proctor | Gate Or Door Hook | |