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| Patents for J. C. Winterhalder | |||||
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| Number | Date | Patentee | Title | Type | |
| 598,897 | Feb. 15, 1898 | C. Bickel | Combination Wrench | quick adjust wrenches | |
| 689,781 | Dec. 24, 1901 | C.E. Bickel | Calipers and Dividers | calipers | |