Pen cap

Details Pen cap Pen cap

1999-11-04

2000-05-16

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Element or attachment

D19 47, D19 56, 1906

Patent

active

D04251245

REFERENCES:
patent: D177359 (1956-04-01), Young
patent: D187253 (1960-02-01), Lambert
patent: D187254 (1960-02-01), Williams
patent: D240525 (1976-07-01), Defores
patent: D305245 (1989-12-01), Chuang
patent: D345175 (1994-03-01), Giralt
patent: D366901 (1996-02-01), Takahashi
patent: D373383 (1996-09-01), Izushima
patent: D387803 (1997-12-01), Izushima
patent: D394877 (1998-06-01), Hsieh
Visual Systems 1993 Pen Catalog, p. 13, see item C, circled.
1995 Fahrney's Spring Gift Collection, p. 14, see item A, circled.

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