USD334235SExpiredUtility

Portable oxygen flow meter

21
Assignee: AMERICAN SAFETY FLIGHT SYSTEMS INCPriority: Sep 19, 1990Filed: Sep 19, 1990Granted: Mar 23, 1993
Est. expirySep 19, 2010(expired)· nominal 20-yr term from priority
Inventors:Krzysztof StachowiakZdenek F. Lebis
21
PatentIndex Score
1
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable oxygen flow meter, as shown.

Join the waitlist — get patent alerts

Track USD334235S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.