Writing instrument cap

Details Writing instrument cap Writing instrument cap

1990-06-18

1992-10-20

Holtje, Nelson C.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Element or attachment

D19 56, D19 51, D19 48

Patent

active

D03303896

REFERENCES:
patent: D227611 (1973-07-01), Carre
patent: D250767 (1979-01-01), Bulgari
patent: D265212 (1982-06-01), Spiegel
patent: D271115 (1983-10-01), Luntz
patent: D292007 (1987-09-01), Ambasz
patent: D319844 (1991-09-01), Grotsch et al.
patent: D325221 (1992-04-01), Ito

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