| Patents for James Swan Co. |
Patents 1 -
10
of 30
      |
| Picture | Number | Date | Patentee | Title |
 | 8,162 | Jun. 17, 1851 | R. Cook | Auger |
 | RE2,513 | Mar. 19, 1867 | R. Cook | Improvement in Augers |
 | 97,830 | Dec. 14, 1869 | J. Swan | Improvement in Auger-Handles |
 | 112,419 | Mar. 07, 1871 | W. Cleveland | Bit-brace |
 | 115,541 | May 30, 1871 | J. Swan | Improvement in Augers |
 | 132,608 | Oct. 29, 1872 | J. Swan | Hand-cranked chain mortiser for timbers |
 | 170,413 | Nov. 23, 1875 | J. Swan | Improvement in Auger-Handles |
 | 210,220 | Nov. 26, 1878 | J. Swan | Improvement in boring machines |
 | 260,135 | Jun. 27, 1882 | J. Swan | Screw-Driver |
 | 279,204 | Jun. 12, 1883 | J. Swan | Adjustable Auger |
