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| Patents for J. F. Walther | |||||
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| Number | Date | Patentee | Title | Type | |
| 138,161 | Apr. 22, 1873 | A.H. Jarecki | Pipe-Tongs | pipe tongs | |
| 179,317 | Jun. 27, 1876 | A.H. Jarecki | Improvement in Pipe-Tongs | pipe tongs | |