USD266695SExpiredUtility

Mouthpiece for a spirometer

84
Assignee: TRAMMLL WALLACE EPriority: Mar 28, 1980Filed: Mar 28, 1980Granted: Oct 26, 1982
Est. expiryMar 28, 2000(expired)· nominal 20-yr term from priority
Inventors:Wallace E. TrammllJames R. Chidester
84
PatentIndex Score
38
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a mouthpiece for a spirometer, as shown.

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