Patent US 4902640A

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Patent number US 4902640A (click link for details and documents via Google Patents)
Title High speed double polycide bipolar/CMOS integrated circuit process
Inventors Jack Sachitano, Hee K. Park, Paul K. Boyer, Gregory C. Eiden, Tadanori Yamaguchi
Company Tektronix Inc
Filing date 1987-08-19
Grant date 1990-02-20