Digital clock

The ornamental design for a digital clock, as shown and described.

FIG. 1 is a front perspective view of a digital clock showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom view thereof; and

FIG. 6 is a right side elevational view thereof.

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Mar 08 1976		Sharp Kabushiki Kaisha	(assignment on the face of the patent)

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