USD310516SExpiredUtility

Computer keyboard

39
Assignee: MITSUBISHI ELECTRIC CORPPriority: Oct 22, 1987Filed: Mar 30, 1988Granted: Sep 11, 1990
Est. expiryOct 22, 2007(expired)· nominal 20-yr term from priority
Inventors:Masaki HaraMasayuki SakaiMinoru Kato
39
PatentIndex Score
2
Cited by
3
References
1
Claims

Claims

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

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