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| All Patents in class 177/17 | |||||
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| Number | Date | Patentee | Title | Type | |
| 79,583 | Jul. 07, 1868 | C.C. Ltman | Scale | scales and balances | |
| 789,846 | May 16, 1905 | E.H. McHenry, R. Elder | Scale | scales and balances | |