CA404287A
(fr )
1942-04-21
Amplificateur syntonise des frequences ultra-hautes
CA404881A
(fr )
1942-05-19
Etage de traduction de signaux a frequences ultra-hautes
CA405334A
(fr )
1942-06-09
Amplificateur des frequences intermediaires
CA402951A
(fr )
1942-02-17
Amplificateur de hautes frequences
AU117124B2
(en )
1943-07-01
Audio frequency amplifiers
CA406278A
(fr )
1942-07-21
Systeme de transmission a frequences ultra-hautes
CA405333A
(fr )
1942-06-09
Amplificateur des audiofrequences
CA408227A
(fr )
1942-10-27
Amplificateur d'audiofrequences
CA409158A
(fr )
1942-12-08
Amplificateur d'audiofrequences
CA408810A
(fr )
1942-11-24
Systeme amplificateur a hautes frequences
CA414435A
(fr )
1943-08-10
Lampe a frequences ultra-hautes
CA415461A
(fr )
1943-09-28
Lampe a frequences ultra-hautes
AU117168B2
(en )
Frequency controls for ultrahigh frequency devices
CA405853A
(fr )
1942-06-30
Systeme de la radio a hautes frequences
AU576742A
(en )
1943-07-01
Audio frequency amplifiers
AU125601B2
(en )
1947-10-09
Improvements in ultrahigh frequency amplifiers
AU116780B2
(en )
1943-04-10
Ultrahigh frequency converter
CA403819A
(fr )
1942-03-31
Oscillateur a frequences ultra-hautes
AU117313B2
(en )
1943-08-12
High frequency receivers
CA403525A
(fr )
1942-03-17
Appareil de syntonisation de radiorecepteur
CA406300A
(fr )
1942-07-21
Radiorecepteur a hautes frequences
AU117950B2
(en )
1944-01-13
Frequency modulation receiver
AU116425B2
(en )
1943-01-21
Frequency modulation receiver
AU116217B2
(en )
1942-12-10
Frequency modulation receivers
CA404560A
(fr )
1942-05-05
Amplificateur de la radio