Patent
   D287978
Priority
Dec 26 1984
Filed
Dec 26 1984
Issued
Jan 27 1987
Expiry
Jan 27 2001
Assg.orig
Entity
unknown
1
4
n/a
The ornamental design for a calculator, substantially as shown and described.

FIG. 1 is a left end elevational view of a calculator showing my new design;

FIG. 2 is a right end elevational view;

FIG. 3 is a front elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a top plan view.

Zatezalo, John M.

Patent Priority Assignee Title
D487109, Dec 13 2002 Brother Industries, Ltd. Pushbutton for printer with copying and facsimile functions
Patent Priority Assignee Title
146801,
224019,
234360,
D263136, Sep 07 1979 Jatex, Inc. Equipment console
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 20 1984ZATEZALO, JOHN M INDUSTRIAL MAINTENANCE SYSTEMS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0043540471 pdf
Dec 26 1984Industrial Maintenance Systems, Inc.(assignment on the face of the patent)
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