USD308361SExpiredUtility

Optical memory disk drive

85
Assignee: MATSUSHITA ELECTRIC INDUSTRIAL CO LTDPriority: Mar 6, 1987Filed: Jul 8, 1987Granted: Jun 5, 1990
Est. expiryMar 6, 2007(expired)· nominal 20-yr term from priority
Inventors:Masakazu NakamuraYoshihiko SugiyamaSusumu Yamamoto
85
PatentIndex Score
23
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an optical memory disk drive, as shown.

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