USD272191SExpiredUtility

Nasal aspiration device

23
Assignee: TETRA CONSULTANTS INCPriority: Jun 11, 1981Filed: Jun 11, 1981Granted: Jan 10, 1984
Est. expiryJun 11, 2001(expired)· nominal 20-yr term from priority
Inventors:William H. Van Ewyk
23
PatentIndex Score
2
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a nasal aspiration device, as shown.

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