Patent
   D307291
Priority
Jul 07 1987
Filed
Jul 07 1987
Issued
Apr 17 1990
Expiry
Apr 17 2004
Assg.orig
Entity
unknown
5
3
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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.

Ida, Yukihiko

Patent Priority Assignee Title
D416008, Oct 21 1998 Royal Consumer Information Products, Inc Foldable keyboard
D524820, Jul 29 2004 Keyboard for a computer device, such as a personal computer, mobile telephone or personal digital assistant
D792511, Jul 09 2010 Dynamics Inc.; DYNAMICS INC Display with font
D792512, Jul 09 2010 Dynamics Inc.; DYNAMICS INC Display with font
D792513, Jul 09 2010 Dynamics Inc.; DYNAMICS INC Display with font
Patent Priority Assignee Title
4697072, Sep 07 1984 Casio Computer Co., Ltd. Identification card and authentication system therefor
D282853, Jul 25 1983 Canon Kabushiki Kaisha Desk-top electronic calculator
D297547, Feb 04 1986 Casio Computer Co., Ltd. Electronic calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 23 1987IDA, YUKIHIKOCASIO COMPUTER CO , LTD , 6-1, NISHI-SHINJUKU 2-CHOME, SHINJUKU-TOKYO, JAPAN, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0047350700 pdf
Jul 07 1987Casio Computer Co., Ltd.(assignment on the face of the patent)
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