CA658953A
(en )
1963-03-05
Frequency detector
CA583250A
(fr )
1959-09-15
Lampe a haute frequence
CA586965A
(fr )
1959-11-10
Lampe a haute frequence
CA580780A
(fr )
1959-08-04
Lampe a decharge de vapeur de sodium
AU251357B2
(en )
1962-12-20
High frequency tube apparatus
CA572057A
(fr )
1959-03-10
Lampe klystron
AU6752760A
(en )
1962-12-20
High frequency tube apparatus
CA583975A
(fr )
1959-09-29
Detecteur de haute frequence
CA574827A
(fr )
1959-04-28
Filtre d'ondes a frequence
CA589946A
(fr )
1959-12-29
Lampe indicatrice de lueur
CA584174A
(fr )
1959-09-29
Appareil a haute frequence
AU229824B2
(en )
1959-10-08
Cathode-ray tube
CA576943A
(fr )
1959-06-02
Lampe a rayons cathodiques
CA589209A
(fr )
1959-12-22
Chambre a air
CA573523A
(fr )
1959-04-07
Amplificateur a haute frequence
CA583972A
(fr )
1959-09-29
Amplificateur a haute frequence
CA571148A
(fr )
1959-02-24
Syntonisateur de hautes frequences
CA589267A
(fr )
1959-12-22
Lampe a electrons
CA569866A
(fr )
1959-02-03
Tube a electrons
CA572330A
(fr )
1959-03-17
Tube a electrons
CA574460A
(fr )
1959-04-21
Lampe a electrons
CA578441A
(fr )
1959-06-23
Lampe a electrons
CA580735A
(fr )
1959-08-04
Lampe a electrons
CA576849A
(fr )
1959-06-02
Chauffage de haute frequence
CA588967A
(fr )
1959-12-15
Ajustage de tube