Ribbed eraser

Information

FIG. 1 is a perspective view of the ribbed eraser showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front view thereof, the rear view being identical; and,

FIG. 5 is a left side view, the right side view being identical.

Number	Name	Date	Kind
D27622	Zoerb	Sep 1897	S
702531	Bowen	Jun 1902	A
2029664	Lassiter	Feb 1936	A
D105482	Faber	Aug 1937	S
D216307	Ninger	Dec 1969	S
4258027	Ullman et al.	Mar 1981	A
D280354	Bakic	Aug 1985	S
4738817	Wittwer et al.	Apr 1988	A
D310579	Ni et al.	Sep 1990	S
5061494	Ni et al.	Oct 1991	A
5084277	Greco et al.	Jan 1992	A
D376537	Layne	Dec 1996	S
D389635	Henderson	Jan 1998	S
D410493	Leveen et al.	Jun 1999	S
D430344	van der Hagen	Aug 2000	S
D445674	Pritchett	Jul 2001	S
D497037	Rodriguez	Oct 2004	S
D547492	Caroen et al.	Jul 2007	S