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| Patents for John J. Esch | |||||
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| Number | Date | Patentee | Title | Type | |
| 578,050 | Mar. 02, 1897 | C.H. Weston | Band-saw | sawblades | |
| 588,110 | Aug. 10, 1897 | H.W. Hoeft | Wrench | screw adjust wrenches | |