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| All Patents in class 76/12 | |||||
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| Number | Date | Patentee | Title | Type | |
| AI185 | Jan. 12, 1858 | I.H. Coller | Cutting files | tool making machines | |
| 22,842 | Feb. 01, 1859 | M.D. Whipple | Machine for cutting files | making files | |
| 231,094 | Aug. 10, 1880 | T.T. Prosser | File-cutting machine | tool making machines | |