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All Patents of Type: oil cups
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
65,734Jun. 11, 1867J. FanyouLubricatoroil cups
159,962Feb. 16, 1875J. PowellLubricator for Steam Enginesoil cups
189,651Apr. 17, 1877J. PowellLubricators for Steam Enginesoil cups
372,764Nov. 08, 1887J.W. PowellLubricatoroil cups
379,243Mar. 13, 1888J. PowellLubricatoroil cups
408,927Aug. 13, 1889J. PowellLubricatoroil cups
612,036Oct. 11, 1898B.M. HansonOil Cupoil cups
1,307,734Jun. 24, 1919A.V. GullborgLubricating Meansoil cups
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