Rotary engine.

Invention Grant

US929512A Rotary engine. 失效

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Patent Title: Rotary engine.
Application No.: US1909482137

Application Date: 1909-03-08
Publication No.: US929512A

Publication Date: 1909-07-27
Inventor: STUDHOLME JOSEPH FRANCIS
Applicant: STUDHOLME JOSEPH FRANCIS
Assignee: Joseph Francis Studholme
Current Assignee: Joseph Francis Studholme
Priority: US1909482137 1909-03-08

Rotary engine.

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