USD268525SExpiredUtility

Suction drainage device for surgical purposes

41
Assignee: UNIV TESTING SERVICE INCPriority: Aug 8, 1980Filed: Aug 8, 1980Granted: Apr 5, 1983
Est. expiryAug 8, 2000(expired)· nominal 20-yr term from priority
Inventors:Harold W. AndersenCharles H. HarrisonMelvin H. Worth, Jr.
41
PatentIndex Score
3
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a suction drainage device for surgical purposes, as shown.

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