Wall
Latest KEYSTONE RETAINING WALL SYSTEMS LLC Patents:
The drawings show two embodiments of the design.
Claims
The ornamental design for a wall, as shown and described.
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Type: Grant
Filed: Oct 27, 2014
Date of Patent: Feb 16, 2016
Assignee: KEYSTONE RETAINING WALL SYSTEMS LLC (Minneapolis, MN)
Inventors: Robert A. MacDonald (Plymouth, MN), Thomas S. Riccobene (Albuquerque, NM)
Primary Examiner: Doris Clark
Application Number: 29/507,326