USD307420SExpiredUtility

Central processor unit

70
Assignee: HITACHI LTDPriority: Jan 28, 1987Filed: Jul 23, 1987Granted: Apr 24, 1990
Est. expiryJan 28, 2007(expired)· nominal 20-yr term from priority
Inventors:Koushiro AdachiShinji ShibuyaTamotsu TsukaguchiMitsuo Miyamoto
70
PatentIndex Score
13
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a central processor unit, as shown.

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