USD258608SExpiredUtility

Solar water heater

24
Assignee: SHELL OIL SOUTH AFRICA PTYPriority: Aug 11, 1978Filed: Dec 18, 1978Granted: Mar 17, 1981
Est. expiryAug 11, 1998(expired)· nominal 20-yr term from priority
Inventors:Barend J. Du Plooy
24
PatentIndex Score
2
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a solar water heater, as shown.

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