USD276067SExpiredUtility

Oil heater

55
Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO LTDPriority: Feb 12, 1981Filed: Aug 3, 1981Granted: Oct 23, 1984
Est. expiryFeb 12, 2001(expired)· nominal 20-yr term from priority
Inventors:Daisaku MoriSeiichi Sakakibara
55
PatentIndex Score
6
Cited by
4
References
1
Claims

Claims

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

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