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| Patents for Samuel Rufer | |||||
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| Number | Date | Patentee | Title | Type | |
| 463,921 | Nov. 24, 1891 | S. Rufer | Pliers | pliers | |
| CA-41,497 | Jan. 11, 1893 | S. Rufer | Apparatus For Mutilating The Threads of Bolts | pliers | |