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| Patents for N. H. Patterson | |||||
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| Number | Date | Patentee | Title | Type | |
| 378,299 | Feb. 21, 1888 | J.L. Finch | Wrench | pipe wrenches | |
| 395,877 | Jan. 08, 1889 | C. Callahan | Hose Coupling | auxiliary wrenches | |