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All Patents in class 137/625.34
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
17,433Jun. 02, 1857L.J. KnowlesFaucet
176,204Apr. 18, 1876D. ShiveGovernor Valvesteam engine governors
1,574,761Mar. 02, 1926A.D. SkinnerValve Mechanismsteam engine valve gear
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