Patent US 3256484A
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Patent number | US 3256484A |
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Title | High voltage test probe containing a part gas, part liquid dielectric fluid under pressure and having a transparent housing section for viewing the presence of the liquid therein |
Inventors | Paul V Terry |
Company | Tektronix Inc |
Filing date | 1962-09-10 |
Grant date | 1966-06-14 |
Cites | Patent US 2883619A |