USD351031SExpiredUtility

Retaining wall stone

16
Assignee: INFINITY STONE INCPriority: Oct 28, 1992Filed: Oct 28, 1992Granted: Sep 27, 1994
Est. expiryOct 28, 2012(expired)· nominal 20-yr term from priority
Inventors:John L. CrawfordJohn M. SowderWinnie M. G. Crawford
16
PatentIndex Score
2
Cited by
41
References
1
Claims

Claims

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

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