USD354544SExpiredUtility

Packing element for water treatment systems

Assignee: ERWES RUDOLFPriority: Apr 29, 1992Filed: Jul 10, 1992Granted: Jan 17, 1995

Est. expiryApr 29, 2012(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a packing element for water treatment systems, as shown.

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