Patent US 4766425A
Patent number | US 4766425A (click link for details and documents via Google Patents) |
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Title | Waveform selection by touch |
Inventors | James L. Tallman, Terry G. Sherbeck, Beverlea J. Kramlich |
Company | Tektronix Inc |
Filing date | 1986-12-19 |
Grant date | 1988-08-23 |