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1 result for “page 2 of 7” · 2646ms

Patent

US2846297 Internal combustion engine for the production of synthesis gas

Cited prior art · Herwig Otto · MAN Maschinenfabrik Augsburg Nuernberg AG · United States · 1958

Page 1 Drawing sheet — no readable text. Page 2 United States Patent Office 2,846,297 Patented Aug. 5, 1958 of the spark