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All Patents in class 123/310
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
674,029May 14, 1901W.G. StolzIgniter or Circuit Breaker
  1,099,364Jun. 09, 1914F.W. Heisler, C.L. HeislerGovernor for Controlling the Speed of Engines and Machinery
  2,282,581May 12, 1942K.A. HarmonIgnition means for radial engines
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