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| All Patents in class 74/424.89 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 560,281 | May 19, 1896 | J.M. Rauhoff | Worm-screw | |
 | 575,734 | Jan. 26, 1897 | J.M. Rauhoff | Drilling or similar tool | |
| 975,591 | Nov. 15, 1910 | W.A. Whitney | Mechanical movement | ||
 | 1,518,707 | Dec. 09, 1924 | F.H. Sleeper | Planer or shaper | |