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| Patents for James Banwell | |||||
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| Number | Date | Patentee | Title | Type | |
| 526,673 | Oct. 02, 1894 | J. Banwell | Universal rod and ring machine | wood lathes | |
| 723,228 | Mar. 24, 1903 | J. Banwell | Reversible and Variable Speed Mechanism | metalworking speed changing mechanisms | |