USD276647SExpiredUtility
Roof exhauster
Est. expiryOct 8, 2002(expired)· nominal 20-yr term from priority
Inventors:George M. Breidert
29
PatentIndex Score
4
Cited by
11
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a roof exhauster, as shown and described.
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