| All Patents in class 30/161 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 292,473 | Jan. 29, 1884 | E.C. Walford, F.G. Dieterich | Cigar Dealer's Knife | combination tools |
| 313,414 | Mar. 03, 1885 | G. Freund | Knife For Miners | combination tools |
| 603,847 | May 10, 1898 | J.F. Harvey | Pocket Knife | combination tools |
| 821,176 | May 22, 1906 | C.S. Leland | Putty knife and chisel | combination tools |
| 1,701,950 | Feb. 12, 1929 | W.C. Hiering | Pocket corkscrew | combination cork extractors |
| 2,512,238 | Jun. 20, 1950 | R.I. Makamura | Frame with slidable tool bit | combination cork extractors |
| 5,781,950 | Jul. 21, 1998 | J.D. Lemaire, D.A. Swinden | Locking Mechanism For A Folding Combination Tool | combination tools |
