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| Patents for M. H. Colway | |||||
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| Number | Date | Patentee | Title | Type | |
| 620,612 | Mar. 07, 1899 | H.M. Reynolds | Drill Chuck | drill press chucks | |
| 960,705 | Jun. 07, 1910 | H.M. Reynolds | Reinforced lathe-chuck | metal lathe chucks | |