Patent
   D268421
Priority
Jun 12 1980
Filed
Dec 03 1980
Issued
Mar 29 1983
Expiry
Mar 29 1997
Assg.orig
Entity
unknown
8
3
n/a
The ornamental design for a desk-top electronic calculator, as shown and described.

FIG. 1 is a front elevational view of a desk top electronic calculator showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view as seen from the left of FIG. 1;

FIG. 6 is a side elevational view as seen from the right of FIG. 1;

FIG. 7 is a perspective view of the calculator; and

FIG. 8 is a perspective view thereof with the cover removed.

Hirata, Takashi, Fushimoto, Hideo

Patent Priority Assignee Title
D275937, Sep 08 1981 Scoring machine for playing the card game of gin
D289413, Jul 20 1984 Canon Kabushiki Kaisha Desk-top electronic calculator with printer
D289415, Oct 30 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
D289417, Sep 21 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
D289419, Nov 26 1984 Canon Kabushika Kaisha Desk-top electronic calculator
D292709, Aug 21 1984 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Input/output computer terminal
D339368, Apr 24 1992 Calculator
D806784, Apr 25 2016 Casio Keisanki Kabushiki Kaisha Electronic calculator with printer
Patent Priority Assignee Title
203766,
226485,
233153,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 25 1980HIRATA TAKASHICANON KABUSHIKI KAISHA A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0038310697 pdf
Nov 25 1980FUSHIMOTO HIDEOCANON KABUSHIKI KAISHA A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0038310697 pdf
Dec 03 1980Canon Kabushiki Kaisha(assignment on the face of the patent)
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