USD304931SExpiredUtility

Operation and control unit for a computer

67
Assignee: MITSUBISHI ELECTRIC CORPPriority: Dec 20, 1985Filed: Jun 20, 1986Granted: Dec 5, 1989
Est. expiryDec 20, 2005(expired)· nominal 20-yr term from priority
Inventors:Masaki HaraSadao ShirataniMasaharu SawataniMasataka Fukunaga
67
PatentIndex Score
12
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an operation and control unit for a computer, as shown and described.

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