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Patents for Marcus B. Parmelee | |||||
Number | Date | Patentee | Title | Type | |
937X | Sep. 21, 1808 | M.B. Parmelee | Ratchet wheel | ||
938X | Sep. 21, 1808 | M.B. Parmelee | Ratchet wheel | ||
1,795X | Aug. 25, 1812 | M.B. Parmelee | Steam machine to keep a wheel in motion |