CA405453A
(fr )
1942-06-16
Sceau de lampe a decharges
CA404670A
(fr )
1942-05-12
Lampe a decharge d'electrons
CA405675A
(fr )
1942-06-23
Lampe a decharges electriques
CA406096A
(fr )
1942-07-14
Lampe a decharges electriques
CA409682A
(fr )
1942-12-29
Raccord de tube
CA403415A
(fr )
1942-03-10
Lampe a electrons
CA405383A
(fr )
1942-06-09
Lampe a electrons
CA409154A
(fr )
1942-12-08
Lampe a electrons
CA402955A
(fr )
1942-02-17
Lampe a electrons
CA402364A
(fr )
1942-01-20
Lampe a vide
CA402089A
(fr )
1942-01-06
Tube a paroi mince
CA407414A
(fr )
1942-09-15
Lampe a decharges a vapeurs de mercure
CA408533A
(fr )
1942-11-10
Anode de dispositif a decharges
CA405268A
(fr )
1942-06-09
Dispositif a decharges a tube d'expulsion
AU117545B2
(en )
1943-10-07
Electron discharge device
AU117546B2
(en )
Electron discharge device
AU117601B2
(en )
Electron discharge device
AU118681B2
(en )
1942-07-01
Electron discharge device
CA402228A
(fr )
1942-01-13
Dispositif a decharge d'electrons
CA402410A
(fr )
1942-01-20
Dispositif a decharge d'electrons
CA403073A
(fr )
1942-02-24
Dispositif a decharge d'electrons
CA403117A
(fr )
1942-02-24
Dispositif a decharge d'electrons
CA403118A
(fr )
1942-02-24
Dispositif a decharge d'electrons
CA403120A
(fr )
1942-02-24
Dispositif a decharge d'electrons
CA403121A
(fr )
1942-02-24
Dispositif a decharge d'electrons