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xc-patents:xc-628

Patent XC-628: 1856-04-30, Improvement on steam engines by variable cut off and expansion gear for stationary or marine engines

X Number Date Inventor City Title
XC-628 1856-04-30 W. Gill Dundas, ON Canada Improvement on steam engines by variable cut off and expansion gear for stationary or marine engines

Comments

XC patents are Canadian patents issued between 1824 and 1869.

Information Sources

(To be filled in.)

xc-patents/xc-628.txt · Last modified: 2019/05/25 00:16 (external edit)