CA452507A
(fr )
1948-11-09
Magnetron de haute frequence
CA451188A
(fr )
1948-09-14
Systeme a frequence ultra-haute
AU140641B2
(en )
1948-03-11
Frequency divider
CA452489A
(fr )
1948-11-09
Diviseur de frequence
AU141539B2
(en )
1948-06-17
Frequency divider
CA450317A
(fr )
1948-08-03
Circuit de division de frequence
CA447429A
(fr )
1948-03-23
Recepteur a frequence ultra haute
CA450171A
(fr )
1948-07-27
Indicateur de distance par radioelectricite
CA452891A
(fr )
1948-11-23
Dispositif differentiel de frequences
CA451894A
(fr )
1948-10-12
Reseau differentiel de frequence
CA452759A
(fr )
1948-11-23
Structure de syntonisation de radio
CA447682A
(fr )
1948-04-06
Equipement de radio
CA453423A
(fr )
1948-12-21
Appareil radiorecepteur
AU143267B2
(en )
1948-06-03
Frequency modulation
CA451189A
(fr )
1948-09-14
Modulation de frequence
CA449563A
(fr )
1948-06-29
Modulation de frequence
CA446860A
(fr )
1948-02-24
Antenne de radio
CA448856A
(fr )
1948-06-01
Oscillateur a haute frequence
CA448293A
(fr )
1948-05-04
Oscillateur a haute frequence
CA447969A
(fr )
1948-04-20
Oscillateur a haute frequence
CA452968A
(fr )
1948-11-30
Magnetron de haute frequence
AU2065548A
(en )
1948-06-17
Frequency divider
AU1830248A
(en )
1948-03-11
Frequency divider
CA451333A
(fr )
1948-09-21
Circuit sensible a la frequence
CA452201A
(fr )
1948-10-26
Circuit sensible a la frequence