Child play structure

Details Child play structure Child play structure

1987-06-11

1990-06-05

Rademaker, Charles A.

Games, toys, and sports goods

Toy

Representation or scale model

D 6338

Patent

active

D03084043

REFERENCES:
patent: D49667 (1916-09-01), Landing
patent: D139016 (1944-10-01), Kramer
patent: D140217 (1945-01-01), Skolnik
patent: D140992 (1945-04-01), Belling
patent: D153373 (1949-04-01), Metro
patent: D179476 (1957-01-01), Field
patent: D203587 (1966-02-01), Black
patent: D218420 (1970-08-01), Weidner
patent: D228537 (1973-10-01), Jennings
patent: D232314 (1974-08-01), Markusen
patent: D246683 (1977-12-01), Cagle
patent: D257749 (1981-01-01), Davis
patent: 1379648 (1921-05-01), Niebel
patent: 3952506 (1971-07-01), Breslow
Rim Pedagogic, Educational Furniture and Toys.
Interiors 5/1984, p. 281.
Industrial Design, 12-1969, p. 58.
Whitney Brothers Co. Cat., 3/1970, p. 3.

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