Patent
   D304731
Priority
Nov 24 1986
Filed
Nov 24 1986
Issued
Nov 21 1989
Expiry
Nov 21 2003
Assg.orig
Entity
unknown
1
9
n/a
The ornamental design for a electronic calculator, as shown.

FIG. 1 is a front elevational view of a electronic calculator showing my new design;

FIG. 2 is a right side elvational view thereof;

FIG. 3 is a left side elevational view;

FIG. 4 is a top plan view thereof;

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

FIG. 6 is a rear elevational view thereof;

Ohnumata, Yuichi

Patent Priority Assignee Title
D309601, Feb 24 1988 Sharp Corporation Electronic memorandum input/output terminal
Patent Priority Assignee Title
4264962, Feb 07 1978 Beam Engineering Kabushiki Kaisha Small-sized electronic calculator
4369498, Jan 19 1981 Texas Instruments Incorporated Photoluminescent powered calculator
241381,
D248994, Nov 10 1976 Sharp Kabushiki Kaisha Electronic calculating machine
D249092, Jan 26 1977 Sharp Kabushiki Kaisha Electronic calculating machine
D273201, Jul 03 1981 Sharp Corporation Electronic calculator
D279109, Oct 27 1982 Sharp Corporation Calculator
D293920, Jun 03 1985 Sharp Corporation Electronic calculator
D297947, Nov 28 1985 Sharp Corporation Electronic calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 05 1986OHNUMATA, YUICHICASIO COMPUTER CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0046360728 pdf
Nov 24 1986Casio Computer Co., Ltd.(assignment on the face of the patent)
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