USD275889SExpiredUtility
Solar greenhouse
Individually held — no corporate assignee on recordPriority: Aug 13, 1982Filed: Aug 13, 1982Granted: Oct 9, 1984
Est. expiryAug 13, 2002(expired)· nominal 20-yr term from priority
Inventors:Berta K. Nelson
74
PatentIndex Score
25
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a solar greenhouse, substantially as shown and described.
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