Ball-point pen

Details Ball-point pen Ball-point pen

1997-01-30

1998-05-05

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 56, D19 57, 1906

Patent

active

D03940861

REFERENCES:
patent: D138346 (1944-07-01), Kahn
patent: D183696 (1958-10-01), Kahn
patent: D252333 (1979-07-01), Funahashi
patent: D367887 (1996-03-01), Compte
patent: 2075932 (1937-04-01), Ehrmann

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