Top

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1992-06-01

1993-12-07

Ansher, Bernard

Games, toys, and sports goods

Toy

Representation or scale model

Patent

active

D03421023

REFERENCES:
patent: D221452 (1971-08-01), Swanberg
patent: D316579 (1991-04-01), Dally
patent: 2493315 (1950-01-01), Ruka
patent: 4076252 (1978-02-01), Bernier et al.
patent: 5137487 (1992-08-01), Hall, Jr.
"Rattlebacks and Tippe Tops", Scientific American, pp. 33-38 (approx. 1970).
"The Amazing Space Pet or `Celt`", Science Resource, Edmund Scientific, 1992 Catalogue, p. 14.
Sheet containing three photographs of the "Celt".
"The Amateur Scientist", Scientific American, Jearl Walker (Oct. 1979), pp. 172-174, 176, 179, and 182-184.

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