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| Patents for W. M. Brinkerhoff | |||||
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| Number | Date | Patentee | Title | Type | |
| 378,946 | Mar. 06, 1888 | J.H. Baker | Nail-Holding Attachment for Hammers | nail holding | |
| 456,318 | Jul. 21, 1891 | L.D. Swart, A.W. Stevens | Walking Cultivator | cultivators and tillers | |