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| All Patents in class 74/349 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 807,104 | Dec. 12, 1905 | L.W. Anderson | Change-speed gearing | |
 | 912,609 | Feb. 16, 1909 | J.R. Perrine | Lathe-feed mechanism | |
| 1,481,486 | Jan. 22, 1924 | G.D. Sundstrand | Feed Box | ||