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| Patents for C. R. Ziegler | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,062,140 | May 20, 1913 | F. Bisch | Ratchet Wrench | ratchet wrenches | |
| 1,241,282 | Sep. 25, 1917 | F. Hughes, A.M. Remer | Combination-Square | squares | |