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| Patents for Howard Cheatham | |||||
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| Number | Date | Patentee | Title | Type | |
| 829,594 | Aug. 28, 1906 | H.F. Massey | Drop hammer or stamp | drop hammers | |
| 1,087,799 | Feb. 17, 1914 | W.H. Snow, L.F. Massey | Elastic-fluid hammer | steam hammers | |