| All Patents in class D8/40 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| D29,798 | Dec. 13, 1898 | W.A. Williamson | Cap Lift | self and partial cork pullers |
| D38,166 | Aug. 14, 1906 | J. Hasselbring | Bottle Opener | combination cork extractors |
| 928,156 | Jul. 13, 1909 | A. Rydquist | Uncapping Tool | combination cork extractors |
| 1,394,033 | Oct. 18, 1921 | E.A. Dautor, J.A. McLeod | Adjustable Jar Cover Opener | jar wrenches |
| 1,471,353 | Oct. 23, 1923 | A. Pihl | Fruit Jar Wrench | jar wrenches |
| 1,919,708 | Jul. 25, 1933 | W.J. Adams | Jar Cap Wrench | jar wrenches |
| D154,375 | Jul. 05, 1949 | E.M. Fisher | Combined Can Opener, Bottle Opener, And Gripping Tool | jar wrenches |
| D156,709 | Jan. 03, 1950 | J. Drazick | Cap Gripper | jar wrenches |
| 2,493,438 | Jan. 03, 1950 | E.G. Boucher | Jar and Tumbler Cap Lifting and Removing Tool | jar wrenches |
| D163,145 | May 01, 1951 | L.C. Scott | Jar Cap Remover | jar wrenches |
| 3,600,982 | Aug. 24, 1971 | J.G. Tholen | Jar Cover Remover | jar wrenches |
