Patent US 4847445A
Patent number | US 4847445A (click link for details and documents via Google Patents) |
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Title | Zirconium thin-film metal conductor systems |
Inventors | Earl R. Helderman, Robert E. Holmes, Robert R. Zimmerman |
Company | Tektronix Inc |
Filing date | 1985-02-01 |
Grant date | 1989-07-11 |