首页>
外国专利>
Device for self-propelled wheel-chairs comprises right and left operating handles which by mean of linkages are connected to mechanisms simulating the thumb and finger function of a human hand
Device for self-propelled wheel-chairs comprises right and left operating handles which by mean of linkages are connected to mechanisms simulating the thumb and finger function of a human hand
The device for self-propelled wheel-chairs comprises right and left operating handles which by mean of linkages are connected to mechanisms simulating the thumb and finger function of a human hand on the chair wheel tires.
展开▼