USD300771SExpiredUtility

Plate heat exchanger

Assignee: FLAEKT ABPriority: Sep 27, 1984Filed: Feb 22, 1985Granted: Apr 18, 1989

Est. expirySep 27, 2004(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a plate heat exchanger, as shown and described.

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