Patent US 4831222A: Difference between revisions

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|Title=Integrated pad switch
|Title=Integrated pad switch
|Company=Tektronix Inc
|Company=Tektronix Inc
|Inventors=Heinz E. Grellmann; Leonard A. Roland
|Inventors=Heinz Erwin Grellmann; Leonard A. Roland
|Filing date=1985-04-29
|Filing date=1985-04-29
|Grant date=1989-05-16
|Grant date=1989-05-16
}}
}}

Latest revision as of 04:49, 22 August 2023

Patent number US 4831222A (click link for details and documents via Google Patents)
Title Integrated pad switch
Inventors Heinz Erwin Grellmann, Leonard A. Roland
Company Tektronix Inc
Filing date 1985-04-29
Grant date 1989-05-16