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All Patents in class 318/799
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
2,622,232Dec. 16, 1952S.S. BrownElectric motor and method of operation
  3,878,445Apr. 15, 1975J.J. Schachte, R. Stobbe, F. Zankl, E.E. KirkhamA.C. Motor Control Apparatus and Method (CNC Control Circuitry)
  4,292,577Sep. 29, 1981M.R. Cesarz, R.E. StobbeA.C. Motor Control Circuit
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