USD277286SExpiredUtility

Solar powered valve control unit

41
Assignee: OTIS ENG COPriority: Aug 27, 1982Filed: Aug 27, 1982Granted: Jan 22, 1985
Est. expiryAug 27, 2002(expired)· nominal 20-yr term from priority
Inventors:Mark A. Schnatzmeyer
41
PatentIndex Score
2
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4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a solar powered valve control unit, as shown.

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