| All Patents in class 30/154 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 40,674 | Nov. 24, 1863 | C. Chinnock | Improvement in Corkscrews | pocket and protected cork extractors |
| 509,819 | Nov. 28, 1893 | C. Meerroth | Corkscrew | pocket and protected cork extractors |
| 573,475 | Dec. 22, 1896 | C.H. Muller | Corkscrew-knife | corkscrew knives |
| 577,259 | Feb. 16, 1897 | A. Kastor | Combined corkscrew and pocket-knife | corkscrew knives |
| 610,530 | Sep. 13, 1898 | E. Hammesfahr | Pocket-corkscrew | corkscrew knives |
| 1,701,467 | Feb. 05, 1929 | C.W. Tillmanns | Handled tool | corkscrew knives |
| 2,071,562 | Feb. 23, 1937 | J. Nelson | Scraper | |
