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All Patents in class 418/85
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
683,614Oct. 01, 1901C.R. MestonAir-compressorair compressors
2,489,887Nov. 29, 1949C.R. HoughtonRotary pumprotary pumps
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