USD345548SExpiredUtility

Interface unit with keypad and display

83
Assignee: MINNESOTA MINING & MFGPriority: Apr 24, 1992Filed: Apr 24, 1992Granted: Mar 29, 1994
Est. expiryApr 24, 2012(expired)· nominal 20-yr term from priority
Inventors:Mark J. GieblerCasey L. CarlsonPerry S. DottermanBert A. Munthe
83
PatentIndex Score
27
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an interface unit with keypad and display, as shown and described.

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