Office supplies; artists and teachers materials – Teaching material – Demonstrator or exhibitor
Patent
1990-09-05
1994-02-22
Burke, Wallace R.
Office supplies; artists and teachers materials
Teaching material
Demonstrator or exhibitor
Patent
active
D03445445
REFERENCES:
patent: 4223471 (1980-09-01), Greenberg
patent: 4507087 (1985-03-01), Stevenson
patent: 4657021 (1987-04-01), Deny et al.
patent: 4738888 (1988-04-01), Panteleo et al.
patent: 5006375 (1991-04-01), Mangan
patent: 5047267 (1991-09-01), Pantaleo et l.
Tomy 1976 Catalog, p. 18, Waterful Tic Tac Toe and Waterful Ring Toss.
Boy's Life, Stp. '76, p. 41, Cast in Plastic Stafish, Shell, and Seahorse, middle, top of page.
Burke Wallace R.
Lichtenstein Lisa
W. B. Nod & Company
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