| All Patents in class 81/427.5 |
Patents 1 -
15
of 24
      |
| Number | Date | Patentee | Title | Type |
| 409,097 | Aug. 13, 1889 | F.M. Casey | Insulated Nippers and Cutting Instrument | pliers |
| 419,111 | Jan. 07, 1890 | F.M. Casey | Improvements in Insulated Nippers and Cutting-Instruments | pliers |
| 442,155 | Dec. 09, 1890 | G.F. Virtue | Insulating Covering For Pincher Handles | pliers |
| 444,035 | Jan. 06, 1891 | G. Wyatt | Pliers | pliers |
| 526,479 | Sep. 25, 1894 | W.A. Bernard | Pliers | pliers |
| 571,021 | Nov. 10, 1896 | A. Schatz | Parallel Jaw Pliers | pliers |
| 643,061 | Feb. 06, 1900 | H. Hukriede | Wrench | pipe wrenches |
| RE11,868 | Nov. 06, 1900 | W.A. Bernard | Pliers | pliers |
| 672,673 | Apr. 23, 1901 | E.N. Sperry, W.F. Hobbs | Pliers | pliers |
| 848,877 | Apr. 02, 1907 | W.A. Bernard | Pliers, Punch and Similar Tool | pliers |
| 1,183,525 | May 16, 1916 | F.C. Billings | Method of Manufacturing Pliers | pliers |
| 1,246,000 | Nov. 06, 1917 | R.B. Ferguson | Wrench | screw adjust wrenches |
| 1,270,848 | Jul. 02, 1918 | W.T. Long | Wrench | pliers type wrenches |
| 1,301,674 | Apr. 22, 1919 | R.B. Ferguson | Wrench | screw adjust wrenches |
| 1,442,083 | Jan. 16, 1923 | A.J. Meyer | Combined Wrench and Pliers | pliers |
