Patent
   D273302
Priority
Jun 26 1981
Filed
Dec 14 1981
Issued
Apr 03 1984
Expiry
Apr 03 1998
Assg.orig
Entity
unknown
1
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 bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a left side elevational view thereof.

Sawada, Masaji

Patent Priority Assignee Title
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
D251271, Mar 07 1977 Sharp Corporation Electronic calculating machine
D258888, Aug 15 1978 Sharp Corporation Combined electronic calculating machine and clock
D260646, May 31 1979 Matsushita Electric Industrial Co., Ltd. Combined radio, clock and calculator
D263966, Aug 03 1979 Sharp Corporation Electronic calculator with timepiece
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 30 1981SAWADA, MASAJISHARP KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0039570554 pdf
Dec 14 1981Sharp Corporation(assignment on the face of the patent)
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