Heat dissipation device

The ornamental design for a heat dissipation device, as shown.

FIG. 1 is a perspective view of a heat dissipation device showing my new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left-side, elevational view thereof.

FIG. 5 is a right-side, elevational view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Oct 19 2009	LIU, YU-PIN	Foxsemicon Integrated Technology, Inc	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	023421	0544	pdf
Oct 26 2009		Foxsemicon Intergrated Technology, Inc.	(assignment on the face of the patent)

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