USD258463SExpiredUtility

Combined solar heat collector and cover for swimming pools

48
Individually held — no corporate assignee on recordPriority: May 15, 1978Filed: May 15, 1978Granted: Mar 3, 1981
Est. expiryMay 15, 1998(expired)· nominal 20-yr term from priority
Inventors:David Emmer
48
PatentIndex Score
6
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined solar heat collector and cover for swimming pools, substantially as shown and described.

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