Patent
   D303681
Priority
Aug 07 1986
Filed
Feb 05 1987
Issued
Sep 26 1989
Expiry
Sep 26 2003
Assg.orig
Entity
unknown
12
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; and

FIG. 6 is a left side elevational view thereof.

Sakaguchi, Hiroshi, Takahashi, Toshiya

Patent Priority Assignee Title
D317458, Dec 26 1987 SHARP KABUSHIKI KAISHA, OSAKA, JAPAN, A CORP OF JAPAN Electronic calculator with solar cell
D317618, Apr 19 1989 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D433058, May 10 1999 Sharp Kabushiki Kaisha Electronic calculator with solar cell
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
D810190, Jun 28 2016 Sharp Kabushiki Kaisha Electronic calculator
D836711, Sep 12 2016 Sharp Kabushiki Kaisha Electronic calculator
D857091, Sep 12 2016 Sharp Kabushiki Kaisha Electronic calculator
D892208, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902298, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902299, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902300, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902301, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
D245108, Nov 10 1975 Sinclair Radionics Limited Calculator
D273201, Jul 03 1981 Sharp Corporation Electronic calculator
D289903, Jan 18 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 27 1987SAKAGUCHI, HIROSHISHARP KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0046660679 pdf
Jan 27 1987TAKAHASHI, TOSHIYASHARP KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0046660679 pdf
Feb 05 1987Sharp Kabushiki Kaisha(assignment on the face of the patent)
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