Patent
   D308692
Priority
May 11 1987
Filed
Oct 27 1987
Issued
Jun 19 1990
Expiry
Jun 19 2004
Assg.orig
Entity
unknown
11
3
n/a
The ornamental design for an electronic calculator, as shown and described.

FIG. 1 is a top plan view of the electronic calculator showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

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

FIG. 7 is a right front perspective view thereof.

Sakaguchi, Hiroshi, Kawamura, Masaki

Patent Priority Assignee Title
D317619, Apr 27 1989 Sharp Kabushiki Kaisha Electronic calculator with solar cell
D318287, Apr 14 1989 Sekisui Kagaku Kogyo K.K. Portable electronic calculator
D324208, Dec 22 1989 Sharp Kabushiki Kaisha Data input and output terminal
D324513, Mar 16 1990 Sharp Corporation Data input and output terminal
D325571, Dec 22 1989 SHARP KABUSHIKI KAISHA TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH Data input and output terminal
D328891, Oct 11 1989 Sharp Corporation Memorandum input and output terminal
D340917, May 29 1991 Sharp Kabushiki Kaisha Memorandum input and output device
D350148, Feb 19 1992 Sharp Kabushiki Kaisha Electronic calculator
D351185, Jun 25 1992 Casio Computer Co., Ltd. Combined electronic calculator and battery tester
D636440, Dec 15 2009 Tung Yun International Limited Clipboard with calculator
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
D260776, Oct 04 1978 Canon Kabushiki Kaisha Desk top electronic calculator
D269356, Mar 20 1981 Canon Kabushiki Kaisha Desk top electronic calculator
D298623, Sep 18 1985 Sharp Corporation Pocket computer
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 22 1987SAKAGUCHI, HIROSHISHARP KABUSHIKI KAISHA, OSAKA, JAPAN A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0048110323 pdf
Oct 22 1987KAWAMURA, MASAKISHARP KABUSHIKI KAISHA, OSAKA, JAPAN A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0048110323 pdf
Oct 27 1987Sharp Corporation(assignment on the face of the patent)
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