| Patents for Frederick N. Gardner |
Patents 1 -
10
of 14
      |
| Picture | Number | Date | Patentee | Title |
 | 204,028 | May 21, 1878 | F.N. Gardner, N. Sawyer, J.J. Grant | Improvement in screw-cutting dies |
 | 243,770 | Jul. 05, 1881 | J.E. Woodbridge, F.N. Gardner | Holder for Grinding Tools |
 | 256,668 | Apr. 18, 1882 | F.N. Gardner | Cutter Holder for Lathes |
 | 262,878 | Aug. 15, 1882 | J.E. Woodbridge | Metal Turning Tool |
 | 349,840 | Sep. 28, 1886 | F.N. Gardner | Drafting Compass |
| | 422,340 | Feb. 25, 1890 | F.N. Gardner | Die for Screw Cutting |
| | 463,331 | Nov. 17, 1891 | F.N. Gardner | Drill Chuck |
 | 467,273 | Jan. 19, 1892 | F.N. Gardner, C.H. Besly | Force-feed lubricator |
| | 494,471 | Mar. 28, 1893 | F.N. Gardner, C.H. Besly | Grinding or polishing wheel and the art of manufacturing same |
| | 494,472 | Mar. 28, 1893 | F.N. Gardner, C.H. Besly | Grinding or polishing wheel and the art of manufacturing same |
