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All Patents in class 200/195
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
  609,246Aug. 16, 1898N. TeslaElectric-Circuit Controller
  609,248Aug. 16, 1898N. TeslaElectric-Circuit Controller
  609,249Aug. 16, 1898N. TeslaElectric-Circuit Controller
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