Patent
   D273392
Priority
Sep 30 1981
Filed
Mar 24 1982
Issued
Apr 10 1984
Expiry
Apr 10 1998
Assg.orig
Entity
unknown
12
3
n/a
The ornamental design for an electronic calculator, as shown and described.

FIG. 1 is a perspective view of an electronic calculator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a left side elevational view thereof.

Sakata, Keiji

Patent Priority Assignee Title
D294152, Nov 18 1985 Aurora Mechatronics Corp. Calculator
D311095, Jan 31 1989 Combined address book, calculator and key ring
D581453, Apr 07 2008 Cotapaxi Custom Design and Manufacturing, LLC 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
D911433, Jan 09 2019 FOSHAN CITY NANHAI HUISEN PLEXIGLASS CRAFTS CO., LTD Calculator
D941387, Feb 02 2019 FOSHAN CITY NANHAI HUISEN PLEXIGLASS CRAFTS CO., LTD Calculator
D978961, Feb 23 2021 Electronic calculator
Patent Priority Assignee Title
D263602, Sep 29 1979 Canon Kabushiki Kaisha Desk-top electronic calculator
D265837, Jul 12 1979 Sharp Corporation Electronic calculating machine
D269355, Mar 06 1981 Sharp Corporation Electronic calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 17 1982SAKATA, KEIJISharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0039890345 pdf
Mar 24 1982Sharp Corporation(assignment on the face of the patent)
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