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| Patents for John W. Sohn | |||||
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| Number | Date | Patentee | Title | Type | |
| 343,692 | Jun. 15, 1886 | J.T. Gardner, F. Bentel | Horse hay-rake | ||
| 343,693 | Jun. 15, 1886 | F. Bentel | Horse hay-rake | ||
| 353,397 | Nov. 30, 1886 | F. Bentel | Horse hay-rake | ||