USD306136SExpiredUtility

Ladder rail clamp

64
Individually held — no corporate assignee on recordPriority: Sep 3, 1987Filed: Sep 3, 1987Granted: Feb 20, 1990
Est. expirySep 3, 2007(expired)· nominal 20-yr term from priority
Inventors:Ordell R. Lund
64
PatentIndex Score
12
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a ladder rail clamp, as shown and described.

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