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| Patents for Albert Hoppin | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 273,361 | Mar. 06, 1883 | G.M. Hinkley | Device for oscillating the guides of reciprocating saw mills | |
 | 291,344 | Jan. 01, 1884 | G.M. Hinkley | Sawmill set-works | |
| 313,395 | Mar. 03, 1885 | T.S. Wilkin | Saw-mill dog | ||
 | 314,379 | Mar. 24, 1885 | G.M. Hinkley | Circular sawing machines | |