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All Patents in class 318/767
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
433,702Aug. 05, 1890N. TeslaElectrical transformer or induction device
456,804Jul. 28, 1891M. von Dolivo-DobrowolskyAlternating-current motorinduction motors
511,915Jan. 02, 1894N. TeslaElectrical Transmission of Power
1,041,009Oct. 15, 1912E. BretchElectric motorinduction motors
1,303,245May 13, 1919J. BouletMicrometer Indicatortest indicators
2,100,426Nov. 30, 1937A.F. Berger, M. VoegeElectric series-parallel switchelectric switches
2,351,878Jun. 20, 1944P.S. RusselControlling Meansflow controls
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