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All Patents of Type: gear measuring machines
Patents 1 - 15 of 20
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1,732,730Oct. 22, 1929R.W. PorterMethod and Apparatus for Measuring and Comparing Gears and the Likegear measuring machines
1,812,369Jun. 30, 1931R.O. Beardsley, R.W. PorterProjecting Mechanism and Gear Staging Devicegear measuring machines
1,898,084Feb. 21, 1933J.C. DraderLead Testing Machinegear measuring machines
1,961,925Jun. 05, 1934W.F. Dalzen, J.C. DraderTesting Devicegear measuring machines
GB-428,116May 07, 1935M. Tool Co.Lead Testing for Sprial Gearsgear measuring machines
2,006,161Jun. 25, 1935J.C. DraderChecking Fixturegear measuring machines
GB-437,770Nov. 05, 1935M. Tool Co.Improvements Relating to Gear Profile Testing Machinesgear measuring machines
2,046,506Jul. 07, 1936J.C. DraderLead Testing Machine for Spiral Gearsgear measuring machines
2,057,970Oct. 20, 1936H. PelphreyLead Checking Device for Globoidal Wormsgear measuring machines
GB-458,764Dec. 24, 1936G.E. MarbaixImprovements In And Relating To Machines for Running Together Gears or Like Cooperating Partsgear measuring machines
2,085,850Jul. 06, 1937W.H. Bock, J.C. DraderGear Speedergear measuring machines
2,087,957Jul. 27, 1937H. PelphreyGear Checking Devicegear measuring machines
2,171,589Sep. 05, 1939E.W. MillerInvolute Measuring Machinegear measuring machines
2,336,747Dec. 14, 1943P.O. PalmquistLead Checking Fixturegear measuring machines
2,336,845Dec. 14, 1943H.V. ChristensenChecking Devicegear measuring machines
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