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| Patents for E. W. Batzle | |||||
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| Number | Date | Patentee | Title | Type | |
| 679,693 | Jul. 30, 1901 | W. Burkhart | Combined Drill and Countersink | countersinks | |
| 904,817 | Nov. 24, 1908 | F. Stutzman | Universal grinding-machine | bench or pedestal grinders | |