USD294410SExpiredUtility

Valve assembly for a respirator

75
Assignee: SIEBE NORTH INCPriority: Apr 9, 1985Filed: Apr 9, 1985Granted: Feb 23, 1988
Est. expiryApr 9, 2005(expired)· nominal 20-yr term from priority
Inventors:Edward N. Montesi
75
PatentIndex Score
16
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a valve assembly for a respirator, as shown and described.

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