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| All Patents in class 83/623 | |||||
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| Number | Date | Patentee | Title | Type | |
| RE2,670 | Jul. 09, 1867 | H. Law | Machine for cutting paper | ||
| 642,631 | Feb. 06, 1900 | M. Rothe | Metal Shearing Machine | metal shearing machines | |
| 2,224,180 | Dec. 10, 1940 | P.E. Chapman | Coil binding machine | electric motor making | |