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xc-patents:xc-734

Patent XC-734: 1857-05-12, New and improved rotary steam engine

X Number Date Inventor City Title
XC-734 1857-05-12 U. Haskins Oshawa, ON Canada New and improved rotary steam engine

Comments

XC patents are Canadian patents issued between 1824 and 1869.

Information Sources

(To be filled in.)

xc-patents/xc-734.txt · Last modified: 2019/05/25 00:16 (external edit)