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| All Patents in class 83/606 | |||||
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| Number | Date | Patentee | Title | Type | |
| 203,111 | Apr. 30, 1878 | P. Broadbooks | Mechanical Movement | punch presses | |
| 226,612 | Apr. 20, 1880 | M. Herzberg | Metal Stamping, Punching and Shearing Machine | stamping presses | |
| 348,731 | Sep. 07, 1886 | A. Gargrave | Bar Cutter | metal shearing machines | |
| 430,264 | Jun. 17, 1890 | C.A. Bertsch | Punching and shearing machine | metal punching machines | |
| 1,029,411 | Jun. 11, 1912 | W.S. Shenk, G. Zell | Shaers | metal shearing machines | |