CA407833A
(fr )
1942-10-06
Cathode emetteuse d'electrons
CA406556A
(fr )
1942-08-04
Electrode emettant des electrons secondaires
CA396007A
(fr )
1941-04-22
Multiplicateur d'electrons a cathode fendue
CA402026A
(fr )
1942-01-06
Electrode a multiplier les electrons
CA403218A
(fr )
1942-03-03
Multipacteur d'electrons
CA396176A
(fr )
1941-04-29
Cathode thermionique
CA409373A
(fr )
1942-12-15
Arrangement de lampe a rayons cathodiques
CA406391A
(fr )
1942-07-28
Electrode de lampe a rayons cathodiques
CA402231A
(fr )
1942-01-13
Lampe a rayons cathodiques
CA404374A
(fr )
1942-04-28
Lampe a rayons cathodiques
CA405281A
(fr )
1942-06-09
Lampe a rayons cathodiques
CA407811A
(fr )
1942-10-06
Lampe a rayons cathodiques
CA407817A
(fr )
1942-10-06
Lampe a rayons cathodiques
CA407973A
(fr )
1942-10-13
Lampe a rayons cathodiques
CA408011A
(fr )
1942-10-13
Lampe a rayons cathodiques
CA408298A
(fr )
1942-10-27
Lampe a rayons cathodiques
CA408845A
(fr )
1942-11-24
Circuit de lampe a rayons cathodiques
CA403251A
(fr )
1942-03-03
Multiplicateur d'electrons
CA404559A
(fr )
1942-05-05
Multiplicateur d'electrons
CA405492A
(fr )
1942-06-16
Multiplicateur d'electrons
CA408292A
(fr )
1942-10-27
Multiplicateur d'electrons
CA409201A
(fr )
1942-12-08
Multiplicateur d'electrons
CA402899A
(fr )
1942-02-17
Structure de cathode
CA408530A
(fr )
1942-11-10
Structure de cathode
CA402955A
(fr )
1942-02-17
Lampe a electrons