Electronic learning aid housing

Games – toys – and sports goods – Toy – Coordination or hand-manipulative type

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2101

Patent

active

D04131495

REFERENCES:
patent: D187218 (1960-02-01), McHugh
patent: D247518 (1978-03-01), Appel
patent: D286656 (1986-11-01), Kamentsky
patent: D302444 (1989-07-01), Tapdrup et al.
patent: D335900 (1993-05-01), Oshimi
patent: D370942 (1996-06-01), Arad et al.

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