Gun-Barrel Cleaner. (open access)

Gun-Barrel Cleaner.

Patent for a gun-barrel cleaner unique in that it cleans and oils. It also provides an adjustable handle-stop which avoids damage to muzzle end of shotgun by inexperienced users. Adjustable in order to clean different gauges.
Date: November 14, 1922
Creator: McCanna, John F.
System: The Portal to Texas History