USD246467SExpiredUtility

Test tube

90
Assignee: NIPPON MEDICAL SUPPLYPriority: Nov 5, 1975Filed: Nov 5, 1975Granted: Nov 22, 1977
Est. expiryNov 5, 1995(expired)· nominal 20-yr term from priority
Inventors:Motoji Kurata
90
PatentIndex Score
29
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for test tube, as shown.

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