Arm and wrist exercise apparatus

Details Arm and wrist exercise apparatus Arm and wrist exercise apparatus

1988-02-24

1989-02-21

Apley, Richard J.

Undertaking

272140, A63B 2132

Patent

active

048058998

ABSTRACT:
An arm and wrist exercise apparatus (10) comprising a pair of handle units (11) and a pair of intertwined spring units (12); wherein, each of the spring units (12) is operatively engaged to the pair of handle units (11).

REFERENCES:
patent: 684117 (1901-10-01), Sloan
patent: 3445109 (1969-05-01), Kolbel
patent: 3746336 (1973-07-01), Tanimoto
patent: 4039185 (1977-08-01), Rhoades
patent: 4610448 (1986-09-01), Hill
patent: 4651985 (1987-03-01), Salisbury
Advertisement for the "Double Twist Wrist" in Marcy Sporting Equipment Catalog; 1970; p. 8
Advertisement for the "SportsMate" in Nautilus Sporting Equipment Catalog; Jun., 1979; pp. 28-29.

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