USD331104SExpiredUtility

Combined burner nozzle, nozzle-supporting heat exchange block, and control valve subassembly unit for a waste oil burner

22
Assignee: SHENNANDOAH MFG CO INCPriority: Mar 5, 1990Filed: Mar 5, 1990Granted: Nov 17, 1992
Est. expiryMar 5, 2010(expired)· nominal 20-yr term from priority
Inventors:Glenn Bender
22
PatentIndex Score
2
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined burner nozzle, nozzle-supporting heat exchange block, and control valve subassembly unit for a waste oil burner, as shown.

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