USD287773SExpiredUtility

Washing device for test tubes

18
Assignee: AS NUNCPriority: Nov 28, 1983Filed: Nov 28, 1983Granted: Jan 13, 1987
Est. expiryNov 28, 2003(expired)· nominal 20-yr term from priority
Inventors:Leif Kruse
18
PatentIndex Score
1
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a washing device for test tubes, as shown and described.

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