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| Patents for L. Dieterich | |||||
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| Number | Date | Patentee | Title | Type | |
| 577,250 | Feb. 16, 1897 | C. Grogan | Pipe Wrench | pipe wrenches | |
| 583,217 | May 25, 1897 | R.S. Sample | Wrench | screw adjust wrenches | |
| CA-57,046 | Aug. 14, 1897 | R.S. Sample | Wrench | screw adjust wrenches | |
| CA-57,238 | Aug. 28, 1897 | A.W. Postlethwaite, Z.Y. Postlethwaite, L.W. Everhart | Wrench | quick adjust wrenches | |