All Patents in class 81/453 |
Patents 1 -
10
of 29
      |
Picture | Number | Date | Patentee | Title |
 | 9,457 | Dec. 07, 1852 | J.W. Switzer | Screwdriver |
 | 96,263 | Oct. 26, 1869 | J.C. Pinner | Screw holding screwdriver |
 | 274,912 | Apr. 03, 1883 | M.B. Crawford | Screw holding screwdriver |
 | 302,308 | Jul. 22, 1884 | J.S. Works | Countersink Screwdriver |
 | 311,308 | Jan. 27, 1885 | C.E. Glessner | Screw holding screwdriver, Watchmakers tool |
 | 324,121 | Aug. 11, 1885 | G.F. Kolb | Screw holding screwdriver |
 | 355,392 | Jan. 04, 1887 | N. Fellers | Screw-driver |
 | 382,670 | May 08, 1888 | J.C. Trovillion | Combined Screw Hold, Screw Driver and Counter Sink |
 | 470,778 | Mar. 15, 1892 | L.H. Boyden | Attachment for Screwdrivers |
 | 730,804 | Jun. 09, 1903 | L.S. Starrett | Screw-driver |