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xc-patents:xc-234

Patent XC-234: 1847-07-19, Improvements in the manner of making, using, and working a lifting and floating marine dock

X Number Date Inventor City Title
XC-234 1847-07-19 Peter R. Beaupre Kingston, ON Canada Improvements in the manner of making, using, and working a lifting and floating marine dock

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xc-patents/xc-234.txt · Last modified: 2019/05/25 00:16 (external edit)