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| All Patents in class 72/289 | |||||
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| Number | Date | Patentee | Title | Type | |
| 283,304 | Aug. 14, 1883 | W. Tucker | Machine for Twisting Auger-Bits | making drills and augers | |
| 3,375,692 | Apr. 02, 1968 | B.F. Ware | Wire Working Apparatus | wire drawing machines | |