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| Patents for George R. Metten | |||||
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| Number | Date | Patentee | Title | Type | |
| 259,892 | Jun. 20, 1882 | G.R. Metten | Chuck for Watchmakers' Lathes | metal lathe chucks | |
| 768,441 | Aug. 23, 1904 | T.W. Fisher | Screw Gripping Screwdriver | screwdriver blades | |