USD348725SExpiredUtility

Convection heater

75
Assignee: TATUNG COMPANY OF AMERICA INCPriority: Oct 2, 1992Filed: Oct 2, 1992Granted: Jul 12, 1994
Est. expiryOct 2, 2012(expired)· nominal 20-yr term from priority
Inventors:Brent J. Wortham
75
PatentIndex Score
17
Cited by
2
References
1
Claims

Claims

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

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