Keyboard

The ornamental design for a keyboard, as shown.

FIG. 1 is a front, top perspective view of a keyboard showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a side elevational view thereof; and

FIG. 4 is a bottom perspective view thereof.

Patent	Priority	Assignee	Title
D311524,	Apr 14 1989	Northgate Computer Systems, Inc.	Keyboard
D354477,	Jul 30 1992	Toto Ltd	Remote controller for a toilet
D508246,	Jun 25 2004	Microsoft Corporation	Keyboard

Patent	Priority	Assignee	Title
D270911,	Jul 21 1980	Thomson-CSF	Keyboard
D272624,	Nov 23 1981	AT&T TELETYPE CORPORATION A CORP OF DE	Teleprinter keyboard

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Oct 05 1983	LINDHE, ROLAND P O	TELEFONAKTIENGET L M ERICSSON, A COMPANY OF SWEDEN	ASSIGNMENT OF ASSIGNORS INTEREST	004189	0277	pdf
Oct 27 1983		Telefonaktiebolaget LM Ericsson	(assignment on the face of the patent)

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