USD268360SExpiredUtility

Aquarium heater

56
Assignee: ROLF C HAGEN USA CORPPriority: Nov 14, 1980Filed: Nov 14, 1980Granted: Mar 22, 1983
Est. expiryNov 14, 2000(expired)· nominal 20-yr term from priority
Inventors:Arthur J. Holbrook
56
PatentIndex Score
7
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an aquarium heater, as shown and described.

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