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| All Patents in class 464/67.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 172,602 | Jan. 25, 1876 | B. Brazelle | Improvement in governors | steam engine governors | |
| 925,250 | Jun. 15, 1909 | H. Villiers-Stuart | Shock Absorbing Coupling | industrial machine shaft couplings | |