Marking pen

Details Marking pen Marking pen

1986-01-23

1989-05-23

Ansher, Bernard

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 51

Patent

active

D03012522

REFERENCES:
patent: D193918 (1962-10-01), Ayres
patent: D201852 (1965-08-01), Housman
patent: D260656 (1981-09-01), Funahashi
patent: D268598 (1983-04-01), Mizutani et al.
patent: 2983946 (1961-05-01), Edelstone et al.
patent: 4522523 (1985-06-01), Vogelsang
Shachihata, Inc. Advertisement, Sep., 1969, p. 23, middle right.
Incentive Merchandising, Nov., 1962, p. 51.

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