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All Patents in class 73/541
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
182,816Oct. 03, 1876R.W. GardnerGovernors for Steam Enginessteam engine governors
815,114Mar. 13, 1906R.H. PascallGovernor for Enginessteam engine governors
849,129Apr. 02, 1907W. HardwickGovernorsteam engine governors
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