Set of educational block tiles

Details Set of educational block tiles Set of educational block tiles

1990-12-06

1993-08-10

Ansher, Bernard

Games, toys, and sports goods

Toy

Representation or scale model

Patent

active

D03382435

REFERENCES:
patent: D142491 (1945-10-01), Neiser
patent: 243855 (1881-07-01), Crandall
patent: D328107 (1992-07-01), Cheatwood
patent: 615818 (1898-12-01), Dexter
patent: 729489 (1903-05-01), Cigol
patent: 3061947 (1962-11-01), Faudree
patent: 3115345 (1963-12-01), Temple et al.
patent: 3215435 (1965-11-01), Rheingruber
patent: 3235975 (1966-02-01), Pierson
patent: 3330053 (1967-07-01), Hendrix
patent: 3761093 (1973-09-01), Migliore
patent: 3785655 (1974-01-01), Babb
Berndt, F., "the domino book," Thomas Nelson Inc., Publishers (1974).

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