| All Patents in class 81/3.37 |
Patents 16 -
22
of 22
      |
| Number | Date | Patentee | Title | Type |
| 747,351 | Dec. 22, 1903 | H.D. Armstrong | Corkscrew | lever cork extractors |
| 786,492 | Apr. 04, 1905 | C.F. Garimaldi | Bottle-stopper extractor | lever cork extractors |
| 824,807 | Jul. 03, 1906 | H.W. Noyes | Cork-extractor | lever cork extractors |
| 850,184 | Apr. 16, 1907 | C.S. Rees | Cork-puller | lever cork extractors |
| 1,753,026 | Apr. 01, 1930 | D. Rosati | Cork extractor | lever cork extractors |
| 2,115,289 | Apr. 26, 1938 | R.G. Smythe | Container opener | lever cork extractors |
| 4,996,895 | Mar. 05, 1991 | R.B. Puig | Pocket hand corkscrew | mechanical cork extractors |
