Adjustable walking aid

The ornamental design for “adjustable walking aid,” as shown and described.

FIG. 1 is a top view of the adjustable walking aid.

FIG. 2 is a bottom view of the adjustable walking aid.

FIG. 3 is a back view of the adjustable walking aid.

FIG. 4 is a front view of the adjustable walking aid.

FIG. 5 is a right side view of the adjustable walking aid, the left side view being a mirror image of the right side.

FIG. 6 is a back view of the adjustable walking aid with lower section fully retracted; and,

FIG. 7 is a view of an alternate embodiment of the adjustable walking aid wherein the outer sheath comprises a helical wrap.

The broken lines are shown for the purpose of illustrating portions of the article, and form no part of the claimed design.

Patent	Priority	Assignee	Title
3272210,
5349977,	Apr 05 1991		Adjustable walker
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D303742,	Jan 12 1987	Kohler Co.	Table leg or the like
D427763,	Jun 02 1999		Lighted walking stick
D540534,	Sep 14 2005		Walking stick
D572899,	Mar 16 2007		Fabric cover for walking cane
D644830,	Jan 09 2009		Walking cane
D650167,	Aug 23 2010		Decorative cane cover
D656179,	Jan 03 2011		Percussion mallet
D673359,	Aug 23 2010		Decorative cane cover
D679492,	Mar 23 2011		Cane
D685568,	Jul 22 2011		Umbrella stick
D693564,	Jul 18 2011	US LIBERTY WALKING STICK LLC	Walking stick
D696511,	May 18 2012		Fabric turner
D700383,	Nov 16 2011	Raffel Systems, LLC	Light
D711459,	Mar 22 2011	General Mills Marketing, Inc	Electric musical instrument

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