Eraser

Details Eraser Eraser

1999-07-07

2000-05-16

Holtje, Martie K.

Office supplies; artists and teachers materials

Equipment for writing, drawing, or for fine arts

Eraser

D19 46, 1906

Patent

active

D04251210

REFERENCES:
patent: D106453 (1937-10-01), Roesche
patent: D324669 (1992-03-01), Ohashi
patent: D400923 (1998-11-01), Katami
patent: 1018288 (1912-02-01), Yelf
patent: 2115806 (1938-05-01), Frederick
patent: 2187894 (1940-01-01), Saffold
patent: 2619937 (1952-12-01), Kostka
patent: 2652029 (1953-09-01), Metcalf
patent: 3049095 (1962-08-01), Murray
patent: 5362166 (1994-11-01), Yamamoto et al.

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