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| All Patents in class 279/43.4 | |||||
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| Number | Date | Patentee | Title | Type | |
| 46,854 | Mar. 14, 1865 | E.C. Gillette | Improvement in Augers | drill bits | |
| 2,793,041 | May 21, 1957 | C.A. Ginter, J.E. Barbier | Machine Tool Fixture | jigs and fixtures | |