USD310421SExpiredUtility

Flat brick border section

Assignee: FILTERTEK INCPriority: Aug 5, 1987Filed: Aug 5, 1987Granted: Sep 4, 1990
Est. expiryAug 5, 2007(expired)· nominal 20-yr term from priority
42
PatentIndex Score
4
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a flat brick border section, as shown.

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