| All Patents in class 81/302 |
Patents 1 -
15
of 16
      |
| Number | Date | Patentee | Title | Type |
| 150,550 | May 05, 1874 | G.S. Fales | Watchmakers' Extension Pliers | clockmaker |
| 439,994 | Nov. 04, 1890 | H.H. Ballard | Opening Instrument For Binding Clips | pliers |
| 505,835 | Oct. 03, 1893 | C.H. Laird, H.M. Kulp | Watchmaker's Pliers | pliers |
| 514,799 | Feb. 13, 1894 | H.W. Wildt | Watch Bow Pliers | pliers |
| 717,526 | Jan. 06, 1903 | J.E. Barney | Valve Pliers | pliers |
| 1,017,093 | Feb. 13, 1912 | G.W. Gilmer, Jr. | Combination Pliers and Spreader | pliers |
| 1,074,058 | Sep. 23, 1913 | L.A. Nickerson, B.V. Maxwell | Repair Tool | pliers |
| 1,074,113 | Sep. 30, 1913 | G.W. Gilmer, Jr. | Combination Tool | pliers |
| 1,122,165 | Dec. 22, 1914 | L. Schoening | Pliers | pliers |
| 1,128,135 | Feb. 09, 1915 | G.H. Hammond | Valve Pick-Up Tool | |
| 1,553,623 | Sep. 15, 1925 | J.H. McLeod | Parallel Valve Spring Lifter | valve spring tools |
| 1,614,301 | Jan. 11, 1927 | W.F. Hobbs | Compound Lever Valve Spring Lifter | valve spring tools |
| 1,898,568 | Feb. 21, 1933 | F.F. Pazzano | Tool For Removal of Automobile Storage Battery Terminal Clips | pliers |
| 2,553,620 | May 22, 1951 | W.O. Yeazell | Parallel Expanding-Jaw Pliers | pliers |
| 3,681,840 | Aug. 08, 1972 | J.L. Pool | Reversible Pliers | snap-ring tools |
