CA484214A
(fr )
1952-06-24
Raccord
CA480920A
(fr )
1952-02-05
Assemblage de socle et de lampe
CA483279A
(fr )
1952-05-13
Assemblage de joints
CA482424A
(fr )
1952-04-15
Raccord
CA482478A
(fr )
1952-04-15
Assemblage de socle de lampe a decharges de guide-ondes
CA480616A
(fr )
1952-01-29
Ensemble d'ajustage de tuyaux
CA481728A
(fr )
1952-03-11
Assemblage de socle de lampe
CA488308A
(fr )
1952-11-25
Garniture de cable electrique
CA487293A
(fr )
1952-10-14
Douille a vis
CA486778A
(fr )
1952-09-23
Lampe a decharges spatiales electriques
CA482713A
(fr )
1952-04-22
Lampe a electrons
CA481892A
(fr )
1952-03-25
Lampe a electrons
CA481213A
(fr )
1952-02-19
Lampe a electrons
CA489295A
(fr )
1952-12-30
Lampe a rayons cathodiques
CA481507A
(fr )
1952-03-04
Chambres a air
CA488609A
(fr )
1952-12-02
Lampe a ondes progressives
CA488070A
(fr )
1952-11-11
Assemblage de tige de raccord
AU155693B2
(en )
1952-06-19
Television tube
CA483242A
(fr )
1952-05-13
Assemblage de murs
CA487876A
(fr )
1952-11-11
Repoussages de bouts de tubes
CA486629A
(fr )
1952-09-16
Epaississeur de tube
CA484724A
(fr )
1952-07-08
Lampes a electrons
CA481458A
(fr )
1952-03-04
Lampes electroniques
AU157714B2
(en )
1952-11-06
Electron tubes
CA487105A
(fr )
1952-10-07
Raccord tubulaire etanche