USD273412SExpiredUtility

Water purification ionic gas generator

62
Assignee: JOHNSON DENNIS E JPriority: Sep 29, 1982Filed: Sep 29, 1982Granted: Apr 10, 1984
Est. expirySep 29, 2002(expired)· nominal 20-yr term from priority
Inventors:Dennis E. J. JohnsonScott Johnson
62
PatentIndex Score
8
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for water purification ionic gas generator, substantially as shown.

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