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| All Patents in class 83/519 | |||||
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| Number | Date | Patentee | Title | Type | |
| 8,129 | Jun. 03, 1851 | H.S. Cook | Comb-cutting machine | comb making machines | |
| 156,558 | Nov. 03, 1874 | P.J. Frantze | Improvement in machines for cutting and pressing bungs | bung making machines | |
| 421,895 | Feb. 25, 1890 | A. Beaudry | Machine for punching and shearing metal | metal punching machines | |