DIFF Subgroup
A63B 21/28 Devices for two persons operating in opposition
Introduced: September 1968
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 > Devices for two persons operating in opposition
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) > Devices for two persons operating in opposition
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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