Double barrel doser

The ornamental design for a double barrel doser, as shown and described.

FIG. 1 is a front perspective view of a double barrel doser showing the design of the invention.

FIG. 2 is a back perspective view thereof.

FIG. 3 is a side view thereof, the opposite side being a mirror image.

FIG. 4 is a top view thereof.

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a front view thereof.

The broken line showing of structural features illustrate portions of the double barrel doser that form no part of the claimed design.

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jun 04 2018		Mark L., Anderson	(assignment on the face of the patent)
Jun 08 2018	WAIT, JIM	ANDERSON, MARK L	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	046354	0734	pdf

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