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Patents Granted on 1964-08-25
Patents 1 - 4 of 4
First set of recordsLast set of records
3,145,401Aug. 25, 1964F.G. BurgLead screw operated tapping spindle with quick acting reversing meansdrill presses
3,145,577Aug. 25, 1964E.P. Bullard, IV, E.P. Bullard, IIISemi-Automatic Control for Machine Toolsmachine tool controls
3,145,585Aug. 25, 1964S.S. BrownEpi-cycle gear train for floor polisher motorgear motors
3,145,759Aug. 25, 1964A.D. Swartz, H.A. Doster, C. ZelnickApparatus for making power springs
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