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Patent
   D245107
Priority
Oct 01 1975
Filed
Oct 01 1975
Issued
Jul 19 1977
Expiry
Jul 19 1991
Inventors
Mathis, Ba…
Assg.orig
Hewlett-Pa…
Assg.curr
Hewlett-Pa…
Entity
unknown
Referenced by
5
References
4
Maint.:
n/a
The ornamental design for an electronic calculator, as shown and described.

FIG. 1 is a front perspective view of an electronic calculator showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image thereof.
INVENTORS:

Mathis, Barry R.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D257512, May 16 1978 MONROE SYSTEMS FOR BUSINESS, INC A NE CORP Calculator case
D270911, Jul 21 1980 Thomson-CSF Keyboard
D274248, Nov 09 1981 INDUSTRIAL DESIGN ENGINEETING ASSOCATES LTD CHANGING TO INDUSTRIAL DESING ELECTRONIC ASSOCATES INC Computer faceplate
D276233, Nov 09 1981 KIDDE RECREATION PRODUCTS, INC Front portion of a computer
D310209, Jan 05 1989 Smith Corona Corportion; SMITH CORONA CORPORATION, A CORP OF DE Hand held electronic dictionary
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
213003,
218433,
228189,
236350,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 01 1975Hewlett-Packard Company(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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