CPC Subgroup
A63B 21/012 using frictional force-resisters
Full Title
Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices (electric or electronic controls therefor A63B24/00) > using frictional force-resisters
3 direct subcodes
Child Classifications
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- A63B 21/015 including rotating or oscillating elements
- A63B 21/018 including a rope moving relative to the surface of elements