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Patents for G. A. Gray Co.
Patents 16 - 30 of 37
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NumberDatePatenteeTitleType
1,739,501Dec. 17, 1929H.W. Hunt, F.E. CardulloPlaner Headmetal planer accessories
1,954,079Apr. 10, 1934H.W. HuntClutch operating mechanism for machine tool feed control devicesmetal planers
1,970,810Aug. 21, 1934A. Marx, H.W. HuntPlanermetal planers
1,976,713Oct. 09, 1934F.E. CardulloRail elevating and clamping devicemetal planers
1,982,856Dec. 04, 1934F.E. CardulloMechanism for controlling the movements of a head or carriage of a machine toolmetal planers
2,007,180Jul. 09, 1935J.E. Doran, J.M. Walter, F.E. CardulloDevice for moving a machine member or other part, by power means, an exact distance or to an exact positionmilling machines
2,033,749Mar. 10, 1936J.M. WalterMilling machine headmilling machines
2,079,004May 04, 1937J.E. DoranMethod for regulating the rate of feed of a milling machine or other machine tool having a plurality of driving motorsmilling machines
2,079,735May 11, 1937J.E. DoranControl mechanism for milling planers or other machinesmilling machines
2,095,207Oct. 05, 1937J.M. WalterPlanetary gearingmilling machines
2,129,049Sep. 06, 1938J.E. DoranMeans for regulating the rate of feed of a milling machine or other machine toolmilling machines
2,188,568Jan. 30, 1940J.E. DoranRail leveling mechanism for planers and the likemetal planers
2,204,874Jun. 18, 1940J.M. WalterPlaner and the Likemetal planers
2,215,140Sep. 17, 1940J.M. WalterPlanetary tool feedmilling machines
2,215,627Sep. 24, 1940J.M. WalterMachine tool drivemilling machines
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