USD311614SExpiredUtility

Electric vacuum cleaner

73
Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO LTDPriority: Aug 11, 1987Filed: Feb 4, 1988Granted: Oct 23, 1990
Est. expiryAug 11, 2007(expired)· nominal 20-yr term from priority
Inventors:Yukio HiranoKunio FunatsuJoseph J. NukazawaTadakazu NarikawaJunichi Yamada
73
PatentIndex Score
14
Cited by
8
References
1
Claims

Claims

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

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