Patent
   D269276
Priority
Dec 24 1980
Filed
Jun 22 1981
Issued
Jun 07 1983
Expiry
Jun 07 1997
Assg.orig
Entity
unknown
9
6
n/a
The ornamental design for an electronic calculator, as shown and described.

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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image; and

FIG. 5 is a bottom plan view.

Sawada, Masaji, Sakamoto, Harumi

Patent Priority Assignee Title
D303678, Mar 24 1986 Sharp Kabushiki Kaishi Electronic calculator
D307292, Jun 22 1987 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D329450, Mar 26 1990 TA Triumph-Adler Calculator
D652070, Jul 15 2010 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
223865,
230859,
236353,
D247391, Jan 14 1976 Sharp Kabushiki Kaisha Electronic calculating machine
D256370, Jul 12 1978 Texas Instruments Incorporated Case for hand-held electronic calculator
D257976, Jan 27 1978 Labora Mannheim GmbH fur Labortechnik Computer
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 15 1981SAWADA, MASAJISharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0039190667 pdf
Jun 15 1981SAKAMOTO, HARUMISharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0039190667 pdf
Jun 22 1981Sharp Corporation(assignment on the face of the patent)
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