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xc-patents:xc-2228

Patent XC-2228: 1867-02-02, Drilling machine, called "A double hold hand drilling machine for Railroad Iron"

X Number Date Inventor City Title
XC-2228 1867-02-02 Michael Stevenson St. Mary, Perth County, ON Canada Drilling machine, called “A double hold hand drilling machine for Railroad Iron”

Comments

XC patents are Canadian patents issued between 1824 and 1869.

Information Sources

(To be filled in.)

xc-patents/xc-2228.txt · Last modified: 2019/05/25 00:16 (external edit)