|
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.
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 |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |