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Patent
   D248695
Priority
Mar 15 1977
Filed
Aug 26 1977
Issued
Jul 25 1978
Expiry
Jul 25 1992
Inventors
Fujita, Ei…
Assg.orig
Matsushita…
Assg.curr
Matsushita…
Entity
unknown
Referenced by
2
References
0
Maint.:
n/a
The ornamental design for an electronic calculator, as shown.

FIG. 1 is a front, top and right side perspective view of an electronic calculator showing our new design; and

FIG. 2 is a rear, bottom and left side perspective view thereof.
INVENTORS:

Fujita, Eiji, Yonekura, Hiroshi, Kurosu, Teisuke, Matsushima, Hisatoshi

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D484176, Sep 12 2002 Calculated Industries Inc. Electronic device
D856411, Sep 21 2017 Casio Keisanki Kabushiki Kaisha Electronic calculator with printer
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 26 1977Matsushita Electric Industrial Co., Ltd.(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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