Ball-point pen

Details Ball-point pen Ball-point pen

1994-12-06

1996-07-16

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 49

Patent

active

D03718050

REFERENCES:
patent: D39758 (1909-01-01), Schmitz
patent: D58694 (1921-08-01), Worthy
patent: D59035 (1921-09-01), Sheaffer
patent: D62224 (1923-04-01), Steffan et al.
patent: D65352 (1924-07-01), Roach
patent: D70575 (1926-07-01), Parker
patent: D344541 (1994-02-01), Guo

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