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Patent XC-1251: 1861-07-30, Improved churn

X Number Date Inventor City Title
XC-1251 1861-07-30 Charles R. Parkes Yorkville, ON Canada Improved churn


“Parkes Brothers” were Toronto iron founders and machinists, located on Adelaide west of Bay Street, which is about one km south of Yorkville.

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xc-patents/xc-1251.txt · Last modified: 2019/05/25 00:16 (external edit)