USD328080SExpiredUtility

Electric plane

35
Assignee: HITACHI KOKI HARAMACHI CO LTDPriority: Sep 6, 1990Filed: Sep 6, 1990Granted: Jul 21, 1992
Est. expirySep 6, 2010(expired)· nominal 20-yr term from priority
Inventors:Eisaku OkaHiromi OzawaYoshio MatsumotoYoshimasa Hayama
35
PatentIndex Score
2
Cited by
6
References
1
Claims

Claims

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

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