Patent
   D268422
Priority
Jun 23 1980
Filed
Dec 11 1980
Issued
Mar 29 1983
Expiry
Mar 29 1997
Assg.orig
Entity
unknown
8
3
n/a
The ornamental design for an electronic calculator, as shown and described.

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

FIG. 2 is a rear elevational 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; and

FIG. 7 is a perspective view of the calculator.

Yoshioka, Eiichi, Murakami, Osamu

Patent Priority Assignee Title
D289418, Nov 26 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
D291201, Nov 06 1984 COMPUTER BIBLES INTERNATIONAL INC P O BOX 17922 GREENVILLE SOUTH CAROLINA 29606 A CORP OF SOUTH CAROLINA Combined hand held portable computer and carrying case therefor
D892208, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D898818, Nov 12 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
Patent Priority Assignee Title
223865,
D260530, Apr 12 1979 Sharp Corporation Electronic calculating machine
D260646, May 31 1979 Matsushita Electric Industrial Co., Ltd. Combined radio, clock and calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 03 1980YOSHIOKA EIICHICanon Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0038420082 pdf
Dec 03 1980MURAKAMI OSAMUCanon Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0038420082 pdf
Dec 11 1980Canon Kabushiki Kaisha(assignment on the face of the patent)
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