Portable drawing board

Details Portable drawing board Portable drawing board

1982-04-26

1984-12-11

Word, George P.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Writing or drawing surface, e.g., blackboard, drawing board,...

D 6406, D 6178, D 6419, D 6420

Patent

active

D02767325

REFERENCES:
patent: D157726 (1950-03-01), Batten
patent: D215943 (1969-11-01), Grainer
patent: D221012 (1971-06-01), Holland et al.
patent: D264159 (1982-05-01), Bennett et al.
patent: D270356 (1983-08-01), Beltrami
Smith System Flyer, p. `A` Item No. 18.
Visual Systems Cat. 1978, p. 160, Item bottom left.

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