| All Patents in class 81/334 |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 364,549 | Jun. 07, 1887 | F.C. Sawhill | Improvements in Pipe-Tongs | pipe tongs |
| 419,270 | Jan. 14, 1890 | A.A. Low | Improvements in Implements For Imparting Rotary Motion | pliers |
| 653,364 | Jul. 10, 1900 | G.B. Pittavino | Improvements in Jewelers' Pliers. | pliers |
| 678,424 | Jul. 16, 1901 | M.C. Rodenberger | Tool Holder | tool holders |
| 753,224 | Mar. 01, 1904 | W.A. Bernard | Improvement in Pliers and Similar Tools | pliers |
| 988,656 | Apr. 04, 1911 | W.A. Peck | Pliers | pliers |
| 1,094,400 | Apr. 21, 1914 | J.C. Burgess | Wrench or Vise | screw adjust wrenches |
| 1,190,031 | Jul. 04, 1916 | D. Spalding | Attachment For A Pair of Pliers | pliers |
| 2,325,245 | Jul. 27, 1943 | J. Hahn | Plier Type Wrench | pliers type wrenches |
| 2,607,250 | Aug. 19, 1952 | I. Zeissl | Jaw Adjusting Means for Plier-Type Wrenches | pliers |
