USD343461SExpiredUtility
Retaining wall block
Individually held — no corporate assignee on recordPriority: Oct 5, 1992Filed: Oct 5, 1992Granted: Jan 18, 1994
Est. expiryOct 5, 2012(expired)· nominal 20-yr term from priority
Inventors:Arthur T. Powell
86
PatentIndex Score
43
Cited by
11
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a retaining wall block, as shown and described.
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