Patent
   D390254
Priority
Oct 07 1996
Filed
Oct 07 1996
Issued
Feb 03 1998
Expiry
Feb 03 2012
Assg.orig
Entity
unknown
2
4
n/a
The ornamental design for an electronic calculator for ring binder, as shown and described.

FIG. 1 is a front, left, top perspective new of an electronic calculator for ring binder, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

Bedol, Mark A.

Patent Priority Assignee Title
7419324, May 02 2005 U.S. Ring Binder, L.P. Binder metal with shield insert
D412524, Mar 31 1998 Electronic unit
Patent Priority Assignee Title
D274439, Mar 24 1982 Sharp Corporation Electronic calculator
D343187, Apr 17 1992 FRANKLIN QUEST, CO , A CORP OF UTAH Calculator
D348897, Feb 08 1991 Clip-on calculator
D369178, Feb 08 1991 Notebook calculator
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