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Patents for John J. Kunzer | |||||
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Number | Title | Classification(s) | |||
1,379,994 | Method of Making Drills or the Like | 228/118, 76/108.1 | |||
1,379,995 | Method of Making Drills or the Like | 76/108.1 | |||
1,503,836 | Deep Drilling Machine | 408/59, 408/97, 82/152, 82/162 |