USD248571SExpiredUtility

Prefabricated sound barrier wall

47
Individually held — no corporate assignee on recordPriority: Feb 19, 1976Filed: Feb 19, 1976Granted: Jul 18, 1978
Est. expiryFeb 19, 1996(expired)· nominal 20-yr term from priority
Inventors:Lewis R. Herbst
47
PatentIndex Score
8
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a prefabricated sound barrier wall, as shown and described.

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