CA454614A
(fr )
1949-02-15
Ecran a rayons cathodiques
CA457346A
(fr )
1949-06-14
Ecran a rayons cathodiques
CA457834A
(fr )
1949-07-05
Ecran de lampe a rayons cathodiques
CA456010A
(fr )
1949-04-19
Lampe a rayons cathodiques
CA457349A
(fr )
1949-06-14
Lampe a rayons cathodiques
CA460928A
(fr )
1949-11-08
Lampe a rayons cathodiques
CA454677A
(fr )
1949-02-15
Plaque de crible
CA455755A
(fr )
1949-04-05
Ecran de radiographie
CA457777A
(fr )
1949-07-05
Ecran d'image scrute
CA460247A
(fr )
1949-10-11
Circuit de commande de lampe a rayons cathodiques
CA469403A
(fr )
1950-11-14
Ecrans de projection
CA453990A
(fr )
1949-01-11
Structure de cathode
CA457407A
(fr )
1949-06-14
Structure de cathode
CA453433A
(fr )
1948-12-21
Appareil a rayons cathodiques
CA457653A
(fr )
1949-06-28
Phosphore sensible aux radiations infra-rouges
CA461767A
(fr )
1949-12-13
Microspectroscope a electrons
CA457600A
(fr )
1949-06-28
Ecran anti-eblouissant
CA454625A
(fr )
1949-02-15
Ecran metallique
CA458577A
(fr )
1949-08-02
Television
CA463178A
(fr )
1950-02-14
Lampe a rayons cathodiques
CA464629A
(fr )
1950-04-25
Lampe a rayons cathodiques
CA465171A
(fr )
1950-05-16
Lampe a rayons cathodiques
CA466576A
(fr )
1950-07-11
Lampe a rayons cathodiques
CA455854A
(fr )
1949-04-12
Lampe a decharge d'electrons
CA457479A
(fr )
1949-06-21
Structure de lampe a electrons