Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Writing or drawing surface – e.g. – blackboard – drawing board,...
Patent
1980-04-17
1982-05-25
Lee, Lester L.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Writing or drawing surface, e.g., blackboard, drawing board,...
D 6113, D 6137, D1906
Patent
active
D02646030
REFERENCES:
patent: D186593 (1959-11-01), Warnberg
patent: D231956 (1974-06-01), Meagher
patent: D232282 (1974-08-01), Wagschal
patent: D238991 (1976-03-01), Benavides
Crowe John H.
Lee Lester L.
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