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xc-patents:xc-3321

Patent XC-3321: 1869-06-30, Improvements on railway tracks

X Number Date Inventor City Title
XC-3321 1869-06-30 L. Davidson Brantford, ON Canada Improvements on railway tracks

Comments

XC patents are Canadian patents issued between 1824 and 1869.

Information Sources

(To be filled in.)

xc-patents/xc-3321.txt · Last modified: 2019/05/25 00:16 (external edit)