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| Patents for Eugene H. Robbins | |||||
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| Number | Date | Patentee | Title | Type | |
| 114,348 | May 02, 1871 | E.H. Robbins | Improved Pipe-Hook | chain and strap wrenches | |
| 282,372 | Jul. 31, 1883 | E.H. Robbins | Pipe Wrench | chain and strap wrenches | |