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| Patents for Fritz Mink | |||||
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| Number | Date | Patentee | Title | Type | |
| 482,686 | Sep. 13, 1892 | F. Mink | Knurling or Ornamenting Watch Cases | embossing and knurling machines | |
| 520,797 | Jun. 05, 1894 | F. Mink | Engravers Chuck | chucks | |