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| All Patents in class 72/43672 | |||||
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| Number | Date | Patentee | Title | Type | |
| 71,080 | Nov. 19, 1867 | J.S. Miller, N.C. Stiles | Drop Press | drop hammers | |
| 110,655 | Jan. 03, 1871 | F.M. Hodge | Steam Hammer | steam hammers | |