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| All Patents in class 30/413 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 327,983 | Oct. 13, 1885 | I.N. Arment | Can Opener | |
 | 434,818 | Aug. 19, 1890 | E.E. Wood | Can-opener | |
 | 517,268 | Mar. 27, 1894 | G.L. Donovan | Can-opener | |
 | 540,857 | Jun. 11, 1895 | R. Franken | Can-opener | |
 | 618,258 | Jan. 24, 1899 | H.R. Ueckerman | Combination Household Tool | |
 | 707,560 | Aug. 26, 1902 | M.E. Duncan | Can-Opener | |
 | 707,561 | Aug. 26, 1902 | M.E. Duncan | Can-Opener | |
 | 922,117 | May 18, 1909 | W.T. Favorite | Can Opener | |
 | 1,784,488 | Dec. 09, 1930 | N. Jenkins | Combination tool | |