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All Patents in class 408/81
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
349,963Sep. 28, 1886A. Willcox, J.D. WatsonApparatus for Boring Cylindersportable metal drilling machines
874,702Dec. 24, 1907E.J. PattonGasket or Washer Cutterwasher cutters
1,523,596Jan. 20, 1925D.C. KlausmeyerRadial Drill Armradial drill presses
1,831,813Nov. 17, 1931A. LevedahlCentering guidehandheld power tool accessories
2,078,598Apr. 27, 1937J.Y. Blazek, R.J. KuschelClamping meansvehicle mechanic
3,046,845Jul. 31, 1962S.A. CogsdillBack Spotface Tool metalworking counterbores
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