Combined refillable eraser tips and holder therefor

Details Combined refillable eraser tips and holder therefor Combined refillable eraser tips and holder therefor

1997-06-26

1998-06-02

Thompson, Martie

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Eraser

D19 51, D19 56, D19 57, D19 65, 1906

Patent

active

D03948765

REFERENCES:
patent: D301202 (1989-05-01), Canet
patent: D325931 (1992-05-01), Sekiguchi
patent: D329253 (1992-09-01), Sekiguchi
patent: D341623 (1993-11-01), Chuang
patent: D355442 (1995-02-01), Chuang
patent: 1080633 (1913-12-01), Huschl et al.
patent: 4346495 (1982-08-01), Lin
patent: 4854761 (1989-08-01), Smith et al.
patent: 5221152 (1993-06-01), Chuang
patent: 5299341 (1994-04-01), Wakao

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