Writing pen

Details Writing pen Writing pen

1977-02-09

1978-12-05

Stearman, Joel

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 50, D1906

Patent

active

D02504782

REFERENCES:
patent: D102930 (1937-01-01), Silverman
patent: D160750 (1950-10-01), Stupell et al.
patent: D163606 (1951-06-01), Horwitch
patent: D218492 (1970-08-01), Bich
patent: D242449 (1976-11-01), Jahraus
patent: D242450 (1976-11-01), Jahraus

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