Children's activity book

Details Children's activity book Children's activity book

1985-01-28

1988-05-03

Ansher, Bernard

Office supplies; artists and teachers materials

Teaching material

D19 1, D19 28

Patent

active

D02955385

REFERENCES:
patent: D237069 (1975-10-01), Sammers
patent: D278722 (1985-05-01), Becker et al.
patent: D278833 (1985-05-01), Harley
patent: 2501902 (1950-03-01), Howell
patent: 2527242 (1950-10-01), Clark
patent: 3715816 (1973-02-01), White
patent: 4017984 (1977-04-01), Bonfigli
Creative Playthings catalog, items T240 and T241.
Childcraft Education Corp. catalog 1971, Items RM247 and RM248, p. 12.

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