USD315624SExpiredUtility

Electric vacuum cleaner

95
Assignee: HITACHI LTDPriority: Jul 21, 1989Filed: Aug 4, 1989Granted: Mar 19, 1991
Est. expiryJul 21, 2009(expired)· nominal 20-yr term from priority
Inventors:Shigetaka KimuraKouichi HasegawaTetsuro AoboriKouichi SagawaSyuji Watanabe
95
PatentIndex Score
60
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a electric vacuum cleaner, as shown.

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