Human-powered

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This wiki has 88 patents in category "Human-powered". Other techtypes related to Human-powered: USPC 244/234, USPC 244/235, USPC 244/237, USPC 244/64

Patents in category Human-powered

Publications referring to Human-powered

Enclosing categories Propulsion
Subcategories
Keywords USPC 244/234, Flapping, Propeller, Velocipede
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