USD347900SExpiredUtility

Laminated shingle

92
Assignee: MINNESOTA MINING & MFGPriority: Feb 28, 1992Filed: Feb 28, 1992Granted: Jun 14, 1994
Est. expiryFeb 28, 2012(expired)· nominal 20-yr term from priority
Inventors:Patrick T. Stapleton
92
PatentIndex Score
53
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a laminated shingle, as shown and described.

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