Patent
   D318296
Priority
Mar 17 1988
Filed
Mar 17 1988
Issued
Jul 16 1991
Expiry
Jul 16 2005
Assg.orig
Entity
unknown
0
12
n/a
The ornamental design for a chalk eraser cleaner, as shown and described.

FIG. 1 is a front elevational view of the chalk eraser cleaner showing my new design;

FIG. 2 is a left side elevational view, the right side being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a front perspective view thereof.

Zechner, Carl R.

Patent Priority Assignee Title
Patent Priority Assignee Title
1619899,
1667431,
1729253,
2262724,
2779046,
3262144,
3395413,
378608,
3805312,
4099286, Feb 27 1976 Cleaners for chalk erasers
4549327, Sep 21 1984 Cleaner and chalk dust receptacle for chalk board erasers
846681,
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