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Patents for Richard Willcox
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
GB-180,102,493Apr. 30, 1801R. WillcoxImprovements upon the fire or steam engine and furnacesteam engines
GB-180,202,574Jan. 23, 1802R. WillcoxImprovements on the steam engine furnace or boiler, and air pumpstationary boilers
3,747XSep. 04, 1823R. WillcoxRuling machine for paper, etc.ruling machines
3,753XSep. 19, 1823R. WillcoxPrevent forgeries
3,771XNov. 01, 1823R. WillcoxPneumo-hydraulic engine
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