Exercise spring

Details Exercise spring Exercise spring

1994-04-05

1995-09-26

Shooman, Theodore M.

Games, toys, and sports goods

Toy

Representation or scale model

D21191

Patent

active

D03627039

REFERENCES:
patent: D242936 (1977-01-01), Docic
patent: D264737 (1982-06-01), Cooper
patent: D264738 (1982-06-01), Cooper
patent: D277593 (1985-02-01), Terrian et al.
patent: 4911437 (1990-03-01), Schulkin
patent: 5026050 (1991-06-01), Leung et al.

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