Ball point pen

Details Ball point pen Ball point pen

1984-06-07

1986-07-29

Word, George P.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 51

Patent

active

D02848724

REFERENCES:
patent: D83152 (1931-01-01), Deli
patent: D83592 (1931-03-01), Bernstein
patent: D86740 (1932-04-01), Peters
patent: D155806 (1949-11-01), Kahn
patent: D262463 (1981-12-01), Delcroix
patent: D280420 (1985-09-01), Verhaegue
patent: D280737 (1985-09-01), Verhaegue

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