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Patent
D275769
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Priority
Sep 18 1981
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Filed
Mar 15 1982
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Issued
Oct 02 1984
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Expiry
Oct 02 1998
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Assg.orig
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Entity
unknown
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10
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4
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n/a
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The ornamental design for an electronic calculator, as shown and described.
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FIG. 1 is a top plan view of an electronic calculator showing my 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; and
FIG. 5 is a right side elevational view thereof, the left side elevational
view being the same.
Yamada, Kazuo
Patent |
Priority |
Assignee |
Title |
D299359, |
Oct 30 1985 |
ARK-CLO- 2000-1 LTD |
Portable desk tool kit |
D317618, |
Apr 19 1989 |
SHARP KABUSHIKI KAISHA, A CORP OF JAPAN |
Electronic calculator |
D317777, |
Dec 15 1987 |
Sharp Corporation |
Electronic calculator |
D652070, |
Jul 15 2010 |
Sharp Kabushiki Kaisha |
Electronic calculator |
D892208, |
Jul 13 2018 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator |
D898818, |
Nov 12 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 |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a