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| All Patents in class 99/578 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 343,351 | Jun. 08, 1886 | C.R. Watrous | Nut Cracker | |
 | 483,334 | Sep. 27, 1892 | W.W. Sperry, D.C. Wheeler | Nut Cracker | |
 | 484,049 | Oct. 11, 1892 | O.H. Robertson | Nut Cracker | |
 | 660,762 | Oct. 30, 1900 | G.L. Thompson | Nut Cracker | |
 | 660,763 | Oct. 30, 1900 | G.L. Thompson | Nut Cracker | |
 | 698,734 | Apr. 29, 1902 | H.M. Quackenbush | Nut Cracker | |
 | 896,044 | Aug. 11, 1908 | P.H. Quackenbush | Nut Cracker | |
 | 930,796 | Aug. 10, 1909 | H.M. Quackenbush | Nut Cracker | |