Patent
   D306743
Priority
Dec 07 1987
Filed
Dec 07 1987
Issued
Mar 20 1990
Expiry
Mar 20 2004
Assg.orig
Entity
unknown
3
4
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 my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a perspective view thereof.

Onumata, Yuichi

Patent Priority Assignee Title
D836711, Sep 12 2016 Sharp Kabushiki Kaisha Electronic calculator
D856411, Sep 21 2017 Casio Keisanki Kabushiki Kaisha Electronic calculator with printer
D857091, Sep 12 2016 Sharp Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
D276625, Apr 21 1982 Canon Kabushiki Kaisha Desk-top electronic calculator
D279106, Jan 28 1983 Sharp Corporation Desk-top calculator
D284869, Jan 19 1984 Epson Corporation; Kabushiki Kaisha Suwa Seikosha Electronic calculator
D294151, Oct 09 1985 Aurora Mechatronics Corporation Calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 01 1987ONUMATA, YUICHICASIO COMPUTER CO , LTD , 6-1, NISHI-SHINJUKU 2-CHOME, SHINJUKU-KU, TOKYO, JAPAN, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0047990211 pdf
Dec 07 1987Casio Computer Co., Ltd.(assignment on the face of the patent)
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