Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1985-09-17
1988-08-02
Rademaker, Charles A.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
Patent
active
D02970201
REFERENCES:
patent: D184699 (1959-03-01), Young
patent: D260021 (1981-07-01), Carre
patent: 277682 (1985-02-01), Luntz
patent: D283825 (1986-05-01), Hechter
patent: D287736 (1987-01-01), Henkels
patent: D289425 (1987-04-01), Theuenot
Rademaker Charles A.
S. T. Dupont
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