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Patents
Patents Represented by Attorney, Agent or Law Firm Richard C. Liu
Patents Represented by Attorney, Agent or Law Firm Richard C. Liu
Apparatus for selectively varying keyboard switching force
Patent number:
5220318
Abstract:
Apparatus for adjusting the key activating force or "touch" for a keyboard or for one or more function key groups on that keyboard to the needs of any individual operator.
Type:
Grant
Filed:
August 20, 1990
Date of Patent:
June 15, 1993
Assignee:
Ampex Corporation
Inventor:
Darrell S. Staley
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