USD253301SExpiredUtility

Vaporizer for a furnace

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Individually held — no corporate assignee on recordPriority: Aug 25, 1977Filed: Aug 25, 1977Granted: Oct 30, 1979
Est. expiryAug 25, 1997(expired)· nominal 20-yr term from priority
Inventors:Charles F. Morrison, Jr.
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PatentIndex Score
0
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a vaporizer for a furnace, as shown.

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