Pen cap

Details Pen cap Pen cap

1993-08-09

1994-12-20

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Element or attachment

D19 56

Patent

active

D03536211

REFERENCES:
patent: D81246 (1930-05-01), Larsen
patent: D195750 (1963-07-01), Rosler et al.
patent: D323529 (1992-01-01), Rousseau
patent: D330217 (1992-10-01), Booker
patent: D332627 (1993-01-01), Anavil et al.
patent: D336923 (1993-06-01), Lin
patent: D339162 (1993-09-01), Verhaegue
patent: D344541 (1994-02-01), Guo

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