USD260118SExpiredUtility

Portable oxygen extender station

30
Assignee: MARX MEDICAL INCPriority: Feb 9, 1979Filed: Feb 9, 1979Granted: Aug 4, 1981
Est. expiryFeb 9, 1999(expired)· nominal 20-yr term from priority
Inventors:Charles C. Hill
30
PatentIndex Score
1
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable oxygen extender station, as shown and described.

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