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| Patents for A. R. Cooper | |||||
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| Number | Date | Patentee | Title | Type | |
| 254,671 | Mar. 07, 1882 | J. Lucia | Log-roller for saw-mills | sawmill log handling | |
| 284,870 | Sep. 11, 1883 | J. Lucia | Saw-mill | reciprocating sawmills | |