| All Patents in class 279/97 |
Patents 1 -
10
of 43
      |
| Picture | Number | Date | Patentee | Title |
 | 10,189 | Nov. 01, 1853 | H. Perkins | Carpenter's brace and bit-fastener |
 | 50,700 | Oct. 31, 1865 | G.H. Fox | Improvement in shaft-couplings |
 | 67,139 | Jul. 23, 1867 | W.F. Seavey | Bit-brace |
 | 95,060 | Sep. 21, 1869 | J. Winkelhouse | Improvement in bit-holder |
 | 99,803 | Feb. 15, 1870 | E.J. Worcester | Improved drilling-machine |
 | 103,975 | Jun. 07, 1870 | R.P. Buttles | Improvement in tool-holders |
 | 162,698 | Apr. 27, 1875 | L. Uilting, J. Schneider | Improvement in machines for shaping tobacco-pipe bowls |
 | 208,256 | Sep. 24, 1878 | W. Millspaugh | Improvement in Tool Handles (file type) |
 | 267,060 | Nov. 07, 1882 | E. Buell | Tool Handle |
 | 279,917 | Jun. 26, 1883 | F.J. Colvin | Screw-Driver |
