using electromagnetic or electric force-resisters

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices > using electromagnetic or electric force-resisters

CPC:

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 electromagnetic or electric force-resisters

Of 5 combined children, 0 exist in both systems.

5 codes are CPC-only extensions.

Child Classifications

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A63B 21/0051 +1 CPC CPC only CPC only
A63B 21/0053 +2 CPC CPC only CPC only
A63B 21/0056 CPC only CPC only
A63B 21/0057 CPC only CPC only
A63B 21/0058 +1 CPC CPC only CPC only