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Patents for William Williamson
Patents 1 - 2 of 2
First set of recordsLast set of records
GB-179,201,910Oct. 18, 1792W. WilliamsonSteam engine for mines, mills, turning wheels, or raising watersteam pumping engines
XC-1,038Feb. 18, 1860W. WilliamsonA certain barrel head machinecooper
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