Firearm barrel scrubber

The ornamental design for a firearm barrel scrubber, substantially as shown and described.

FIG. 1 is a side elevational view of a firearm barrel scrubber showing our new design, all other sides being identical thereto.

FIG. 2 is a magnified view of a section of the swab portion thereof.

FIG. 3 is a perspective view of the entire firearm barrel scrubber.

That portion of a conventional rod shown in broken lines in FIG. 3 is for illustrative purposes only and forms no part of the claimed design.

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Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Apr 29 1975		Penguin Industries, Inc.	(assignment on the face of the patent)

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