| All Patents of Type: screwdrivers |
Patents 1 -
10
of 151
      |
| Picture | Number | Date | Patentee | Title |
 | 9,457 | Dec. 07, 1852 | J.W. Switzer | Screwdriver |
 | 18,206 | Sep. 15, 1857 | D.A. Lamson | Combination Tool for Mechanics and Others |
 | 35,337 | May 20, 1862 | J. Thompson | Screw Driver |
 | 35,715 | Jun. 24, 1862 | J.A. Thayer | Combination Tool |
 | 37,920 | Mar. 17, 1863 | T.J. Penny | Improved Combined Wrench, Scraper and Screwdriver |
 | 43,398 | Jul. 05, 1864 | G.H. Gardner | Improved Pocket Knife |
 | 47,102 | Apr. 04, 1865 | D.F. Hartford | Screwdriver and Tweezers |
 | 56,191 | Jul. 10, 1866 | C.G. Dodge, Jr. | Combined Hammer and Screw-Driver |
 | 56,423 | Jul. 17, 1866 | T.C. Law | Combined Stove Hook, Hammer, etc. |
 | 60,482 | Dec. 18, 1866 | D.T. Crockett | Hammer |
