CA435597A
(fr )
1946-07-02
Recepteur a haute frequence
CA442038A
(fr )
1947-06-10
Inducteur pour frequence ultra haute
CA442265A
(fr )
1947-06-17
Resonateur a frequence ultra haute
CA438226A
(fr )
1946-11-26
Appareil a assimiler les frequences
CA432260A
(fr )
1946-01-01
Appareil a hautes frequences
AU134760B2
(en )
1946-10-31
High Frequency Apparatus
AU135846B2
(en )
1947-11-13
High frequency apparatus
CA438619A
(fr )
1946-12-17
Appareil a haute frequence
CA435446A
(fr )
1946-06-25
Antenne a haute frequence
AU137968B2
(en )
1947-10-23
Frequency changers
AU137162B2
(en )
1946-12-19
High frequency amplifier
AU132349B2
(en )
1946-04-03
High frequency amplifier
CA442879A
(fr )
1947-07-15
Oscillateur a frequence ultra-haute
CA436403A
(fr )
1946-08-13
Lampe de radio a haute frequence
AU131343B2
(en )
1946-08-02
Filters
AU133741B2
(en )
1946-08-02
Filters
CA437319A
(fr )
1946-10-08
Filtre
CA436724A
(fr )
1946-09-03
Filtre
CA432999A
(fr )
1946-02-12
Filtre
CA438860A
(fr )
1946-12-31
Filtre
CA436934A
(fr )
1946-09-17
Filter
CA437083A
(fr )
1946-09-24
Filtre
CA433545A
(fr )
1946-03-12
Excitation a haute frequence
CA426562A
(fr )
1945-04-03
Filtre des radiofrequences
CA437925A
(fr )
1946-11-12
Modulation des frequences