Parmelee’s “Artificial Leg” included an atmospheric pressure-conforming rubber bucket molded from the patient’s remaining limb. Parmelee held several patents using India-rubber.
Patent model for DuBois D. Parmelee, “Improvement in Artificial Legs,” U.S. Patent 37,737 (Feb. 10, 1863). Dubois Duncan Parmalee (1829-1897) was a chemist and inventor in New York City.
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