CA440409A
(fr )
1947-03-25
Lampe radiale a frequence ultra-haute
CA440220A
(fr )
1947-03-18
Pince pour enlever les lampes de radio
CA442082A
(fr )
1947-06-10
Lampe de radio a haute frequence
CA445595A
(fr )
1947-12-16
Systeme pour frequence ultra-haute
CA442038A
(fr )
1947-06-10
Inducteur pour frequence ultra haute
CA439434A
(fr )
1947-01-28
Ondemetre a frequence ultra-haute
CA445854A
(fr )
1947-12-30
Interrupteur a frequence ultra-haute
CA451493A
(fr )
1948-09-28
Lampe a frequence ultra-haute
CA442879A
(fr )
1947-07-15
Oscillateur a frequence ultra-haute
CA441216A
(fr )
1947-05-06
Transformateur a haute frequence
CA442480A
(fr )
1947-06-24
Transformateur a haute frequence
CA444568A
(fr )
1947-10-14
Systeme a haute frequence
AU138348B2
(en )
1947-06-05
Frequency discriminators
AU137749B2
(en )
1947-06-26
High frequency tuner
CA439072A
(fr )
1947-01-07
Dispositif a frequence ultra-haute
CA443481A
(fr )
1947-08-05
Dispositif a frequence ultrahaute
CA436403A
(fr )
1946-08-13
Lampe de radio a haute frequence
CA438226A
(fr )
1946-11-26
Appareil a assimiler les frequences
CA440876A
(fr )
1947-04-22
Appareil a haute frequence
CA444608A
(fr )
1947-10-21
Appareil a haute frequence
CA457284A
(fr )
1949-06-07
Lampe a frequence ultra-haute
CA455996A
(fr )
1949-04-19
Lampe a frequence ultra-haute
CA442083A
(fr )
1947-06-10
Systeme d'oscillateur a haute frequence
CA442262A
(fr )
1947-06-17
Oscillator de lampe a vide
CA441037A
(fr )
1947-04-29
Transformateur de la frequence de radio