Patent US D190975S
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| Patent number | US D190975S (click link for details and documents via Google Patents) |
|---|---|
| Title | Combined viewer and camera attachment for a cathode ray oscilloscope |
| Inventors | Maury Merrick |
| Company | Tektronix Inc |
| Filing date | Dec. 27, 1960 |
| Grant date | July 25, 1961 |
(Design patent)