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All Patents in class 318/374
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
1,949,727Mar. 06, 1934J.D. NiesElectric brake for slip-ring motors
  2,042,379May 26, 1936P.R. Guirl, J.S. BarnesMetal Working Apparatus
  2,336,849Dec. 14, 1943G. DavenportCutter Stop for Machine Tools
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