| 9558913 |
System for detecting and counting ions |
Adel Douahi, Rene-Paul Garcia |
2017-01-31 |
| 6984940 |
Electronic tube with simplified collector |
Jean-Paul Nesa |
2006-01-10 |
| 6858973 |
Cooling an electronic tube |
Jean-Paul Nesa |
2005-02-22 |
| 5132592 |
Capacative loading compensating supports for a helix delay line |
Dominique Henry |
1992-07-21 |
| 5083060 |
Microwave tube provided with at least one axial part, fitted cold into a coaxial envelope |
Marc Bizet |
1992-01-21 |
| 5021708 |
Cathode for emission of electrons and electron tube with a cathode of this type |
Henri Desmur, Jose Florentin |
1991-06-04 |
| 5004952 |
Vacuum-tight window for microwave electron tube and travelling wave tube including this window |
Jacques Tikes, Joel Le Fur |
1991-04-02 |
| 4985659 |
Travelling wave tube provided with an impervious coupling device between its delay line and an external microwave circuit |
Jacques Tikes, Joel Le Fur |
1991-01-15 |