USD356367SExpiredUtility

Heat exchanger core

29
Assignee: RUFFNECK HEATERS DIV OF STAROZIK IND INCPriority: Oct 21, 1993Filed: Oct 21, 1993Granted: Mar 14, 1995
Est. expiryOct 21, 2013(expired)· nominal 20-yr term from priority
Inventors:Hans Kolb
29
PatentIndex Score
3
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a heat exchanger core, as shown and described.

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