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All Patents in class 388/924
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  313,546Mar. 10, 1885F.J. SpragueElectric Dynamic Motor
353,367Nov. 30, 1886A.W. MestonGovernor for electric motors
  2,213,191Sep. 03, 1940H.L. JohnstonFood handling apparatus
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