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Patents for James Powell
Patents 1 - 15 of 15
First set of recordsLast set of records
NumberDatePatenteeTitleType
159,962Feb. 16, 1875J. PowellLubricator for Steam Enginesoil cups
189,651Apr. 17, 1877J. PowellLubricators for Steam Enginesoil cups
273,000Feb. 27, 1883J. WrigleyFeed-table gage for curved work
326,517Sep. 15, 1885J. PowellLubricatoroil cups
326,518Sep. 15, 1885J. PowellLubricatoroil cups
326,519Sep. 15, 1885J. PowellLubricatoroil cups
326,520Sep. 15, 1885J. PowellLubricatorgrease cups
326,521Sep. 15, 1885J. PowellLubricatoroil cups
332,623Dec. 15, 1885J. PowellLubricatorgrease cups
335,146Feb. 02, 1886J. PowellLubricatorgrease cups
RE10,728May 18, 1886J. PowellLubricatorgrease cups
379,243Mar. 13, 1888J. PowellLubricatoroil cups
408,927Aug. 13, 1889J. PowellLubricatoroil cups
463,320Nov. 17, 1891J. PowellLubricatorsteam engine lubricators
604,265May 17, 1898J. PowellLubricatoroil pumps
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