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xc-patents:xc-177

Patent XC-177: 1842-05-16, A new and improved method of laying down marine railways

X Number Date Inventor City Title
XC-177 1842-05-16 Thomas Dissett Portsmouth Harbour, Kingston, ON Canada A new and improved method of laying down marine railways
James Smith Portsmouth Harbour, Kingston, ON Canada

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xc-patents/xc-177.txt · Last modified: 2019/05/25 00:16 (external edit)