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| All Patents in class 122/1R | |||||
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| Number | Date | Patentee | Title | Type | |
| 12,868 | May 15, 1855 | E.W. Nichols | Augers and braces (securing bits in their sockets) | brace chucks | |
| 33,497 | Oct. 15, 1861 | P. Shaw | Air Engine | hot air engines | |
| 100,211 | Feb. 22, 1870 | B.F. Sturtevant | Heating and Ventilating Apparatus | furnaces | |
| 536,581 | Mar. 26, 1895 | A. Rice | Forge | forges | |
| 772,040 | Oct. 11, 1904 | F.G. Hobart | Gas Generator | gas generators | |
| 963,877 | Jul. 12, 1910 | W. Roach, J.H. Dickey | Automatically Operated Forge | forges | |