Patents for D. Saunders' Sons |
Patents 1 -
10
of 12
      |
Picture | Number | Date | Patentee | Title |
| 170,119 | Nov. 16, 1875 | A. Saunders | Threading Die Stock |
 | 176,694 | Apr. 25, 1876 | E. Saunders | Improvement in Screw-Cutting Die-Stocks |
 | 176,815 | May 02, 1876 | A. Saunders | Pipe Cutter |
 | 204,254 | May 28, 1878 | A. Saunders | Improvement in Chucks |
 | 234,689 | Nov. 23, 1880 | A. Saunders | Pipe-Cutter |
| 235,902 | Dec. 28, 1880 | A. Saunders | Nipple Chuck |
 | RE10,021 | Jan. 31, 1882 | A. Saunders | Pipe-Cutter |
 | 252,903 | Jan. 31, 1882 | A. Saunders | Reamer |
| 265,639 | Oct. 10, 1882 | A. Saunders | Chuck |
 | 368,012 | Aug. 09, 1887 | A. Saunders | Machine for Cutting Pipes or Rods |