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All Patents of Type: steam engine lubricators
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
170,297Nov. 23, 1875C.H. ParshallLubricatorsteam engine lubricators
259,322Jun. 13, 1882J. LeonardLubricatorsteam engine lubricators
463,320Nov. 17, 1891J. PowellLubricatorsteam engine lubricators
627,624Jun. 27, 1899G.N. McMillanLubricatorsteam engine lubricators
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