USD287233SExpiredUtility

Hydroponic trough

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Assignee: CONTROL DATA CORPPriority: Apr 11, 1984Filed: Apr 11, 1984Granted: Dec 16, 1986
Est. expiryApr 11, 2004(expired)· nominal 20-yr term from priority
Inventors:Kenneth R. FooteWilliam M. MillerEion G. Scott
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PatentIndex Score
2
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a hydroponic trough, as shown and described.

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