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| Patents for Harvey B. Lutz | |||||
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| Number | Date | Patentee | Title | Type | |
| 604,534 | May 24, 1898 | H.B. Keiper | Gearing | metalworking machine mechanisms | |
| 604,662 | May 24, 1898 | H.B. Keiper | Gearing | metalworking machine mechanisms | |
| 605,722 | Jun. 14, 1898 | H.B. Keiper | Gearing | metalworking machine mechanisms | |
| D45,165 | Jan. 13, 1914 | H.E. Warren | Wrench | wrenches | |