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Patents for Hinsdale Smith | |||||
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Picture | Number | Date | Patentee | Title | |
624,555 | May 09, 1899 | H. Smith | Explosive Engine | ||
626,444 | Jun. 06, 1899 | H. Smith | Variable Speed Gearing | ||
626,445 | Jun. 06, 1899 | H. Smith | Variable Speed Gearing | ||
632,762 | Sep. 12, 1899 | H. Smith | Gas Engine | ||
632,763 | Sep. 12, 1899 | H. Smith | Explosive Gas Engine | ||
657,576 | Sep. 11, 1900 | H. Smith | Gas Engine | ||
663,475 | Dec. 11, 1900 | H. Smith | Gas Engine |