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All Patents in class 322/100
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
469,515Feb. 23, 1892M. von Dolivo-DobrowolskyElectric machine
  3,046,468Jul. 24, 1962W.H. Woodward, K.A. RobinsonControl systems for Generators
  3,056,913Oct. 02, 1962R. Zechlin, R.M. HendersonVoltage Regulator for Generators
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