Patent
   D243751
Priority
Mar 06 1975
Filed
Mar 06 1975
Issued
Mar 22 1977
Expiry
Mar 22 1991
Assg.orig
Entity
unknown
9
4
n/a
The ornamental design for a keyboard for a calculator or a combined calculator and watch or similar article, as shown and described.

FIG. 1 is a front elevation of a keyboard for a calculator, or a combined calculator and watch or similar article showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a side plan view;

FIG. 5 is a rear elevation;

FIG. 6 is a sectional view taken along line 6--6 in FIG. 1.

Price, John, Seeger, Richard E., Lynn, William J.

Patent Priority Assignee Title
8386542, Aug 06 2009 Watch calculator device for unit conversions
8554812, Aug 06 2009 Metric-converter watch device
D249243, Nov 12 1976 Hewlett-Packard Company Wristwatch calculator
D271182, Apr 09 1981 AVITAR, INC , 225 NEWMAN AVENUE, RUMFORD, RI 02916 A CORP OF MASS Electronic timer
D344535, Jun 01 1993 Muscle Dynamics Fitness Network, Inc. Hand-held calorie computer
D422300, Feb 05 1999 Calculator
D532904, Oct 18 2004 Hoya Corporation Processor for endoscope
D742390, Feb 22 2013 SAMSUNG ELECTRONICS CO , LTD Graphic user interface for a display screen or a portion thereof
D743972, Feb 22 2013 SAMSUNG ELECTRONICS CO , LTD Graphic user interface for a display screen or a portion thereof
Patent Priority Assignee Title
3738099,
3803834,
3813533,
3867619,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 11 1981CHOMERICS, INC AMP IncorporatedASSIGNMENT OF ASSIGNORS INTEREST 0038540523 pdf
Apr 18 1989AMP IncorporatedAMP KEYBOARD TECHNOLOGIES, INC , A WHOLLY OWNED SUBSIDIARY OF AMPASSIGNMENT OF ASSIGNORS INTEREST 0052580518 pdf
Apr 28 1989AMP KEYBOARD TECHNOLOGIES INC LUCAS DURALITH AKT CORPORATIONCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0052580527 pdf
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