USD357058SExpiredUtility

Water purification unit

Assignee: VORTEX CORPPriority: Feb 24, 1994Filed: Feb 24, 1994Granted: Apr 4, 1995

Est. expiryFeb 24, 2014(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a water purification unit, as shown and described.

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