Educational toy viewing machine

Details Educational toy viewing machine Educational toy viewing machine

1988-10-11

1990-10-02

Rademaker, Charles A.

Games, toys, and sports goods

Toy

Representation or scale model

D19 60

Patent

active

D03110362

REFERENCES:
patent: D193480 (1962-08-01), Hartjen
patent: D198081 (1964-04-01), Mercorelli
patent: D198082 (1964-04-01), Ward
patent: D299472 (1989-01-01), Phinney
patent: D299473 (1989-01-01), Murphy
patent: 3116564 (1964-01-01), Sanford
patent: 3417490 (1968-12-01), Chuy et al.

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