Pen

Details Pen Pen

1994-07-11

1997-01-07

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Marking instrument

D19 49, D19 50, D19 57

Patent

active

D03771946

REFERENCES:
patent: D174249 (1955-03-01), Daniels
patent: D284676 (1986-07-01), Malm
patent: D310542 (1990-09-01), Regnault
patent: D328311 (1992-07-01), Nitta
patent: D328917 (1992-08-01), Shike et al.
patent: D338038 (1993-08-01), Oka et al.
patent: D363308 (1995-10-01), Sekine
patent: 5066156 (1991-11-01), Petrillo et al.

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