USD250838SExpiredUtility

Asphalt plant control house

45
Individually held — no corporate assignee on recordPriority: Jun 3, 1977Filed: Jun 3, 1977Granted: Jan 16, 1979
Est. expiryJun 3, 1997(expired)· nominal 20-yr term from priority
Inventors:Richard F. Chambers
45
PatentIndex Score
3
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an asphalt plant control house, substantially as shown and described.

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