Patent
   D279580
Priority
Nov 02 1982
Filed
May 02 1983
Issued
Jul 09 1985
Expiry
Jul 09 1999
Assg.orig
Entity
unknown
8
4
n/a
The ornamental design for a portable electronic calculator, as shown.

FIG. 1 is a right side view of a portable electronic calculator showing my new design, the broken line showing of a supporting surface being illustrative of environment only;

FIG. 2 is a top plan view thereof taken along lines 2--2 of FIG. 1;

FIG. 3 is a front elevational view thereof taken along lines 3--3 of FIG. 1;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear elevational view thereof taken along lines 5--5 of FIG. 1;

FIG. 6 is a bottom plan view thereof taken along lines 6--6 _of FIG. 1;

FIG. 7 is a top front right perspective view of the portable electronic calculator of FIG. 1 with the pivotable rear legs folded flat; and

FIG. 8 is a top front right perspective view of the _portable electronic calculator of FIG. 1 with the portable rear legs folded flat, the cover member in position on the top thereof and the retractable handle of the calculator extended.

Kurihara, Masaki

Patent Priority Assignee Title
D285311, Mar 29 1984 Sharp Kabushiki Kaisha Electronic calculator
D285574, Jun 05 1984 Sharp Corporation Electronic calculator
D285923, Sep 20 1983 Tokyo Shibaura Denki Kabushiki Kaisha Arithmetic operation control machine for electronic computers
D291442, Mar 28 1984 Seiko Epson Kabushiki Kaisha Computer
D292289, Jul 19 1984 Kabushiki Kaisha Toshiba Electronic computer
D295747, Jul 27 1984 Reuters Limited Keyboard
D298432, Jul 27 1984 Reuters Limited Keyboard
D305883, Mar 10 1987 Intelligent Systems Corporation Portable computer
Patent Priority Assignee Title
218785,
D257045, Jun 23 1978 Sharp Kabushiki Kaisha Electronic calculating machine
D264729, Aug 03 1979 Sharp Corporation Electronic calculator with timepiece
D270453, Dec 08 1980 Sony Corporation Word processor
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 30 1983KURIHARA, MASAKIKabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0041550263 pdf
Mar 30 1983YAMAMOTO, TOSHIOKabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0041550263 pdf
May 02 1983Kabushiki Kaisha Suwa Seikosha(assignment on the face of the patent)
May 02 1983Epson Corporation(assignment on the face of the patent)
Feb 15 1985Kabushiki Kaisha Suwa SeikoshaEPSON CORPORATION, A CORP OF JAPANASSIGNMENT OF 1 2 OF ASSIGNORS INTEREST0043720801 pdf
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