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| Patents for George H. Ziegler | |||||
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| Number | Date | Patentee | Title | Type | |
| 114,779 | May 16, 1871 | J.E. Donaldson | Scratchstock | scratch beaders | |
| 125,098 | Mar. 26, 1872 | E.J. Sumner | Improvement in lumber driers | ||