CA380654A
(fr )
1939-04-11
Circuit de lampe thermionique
CA382930A
(fr )
1939-07-25
Circuit thermionique
CA383266A
(fr )
1939-08-08
Valve thermionique
CA370955A
(fr )
1938-01-04
Circuit de lampe thermionique
CA376945A
(fr )
1938-10-11
Circuit a lampes thermioniques
CA381290A
(fr )
1939-05-09
Agencement de valve thermionique
CA383819A
(fr )
1939-09-05
Agencement de lampe thermionique
CA368518A
(fr )
1937-09-07
Circuit de lampe thermionique
AU109566B2
(en )
1940-01-25
Improvements in thermionic valve circuits
CA390515A
(fr )
1940-08-06
Circuit de lampe thermionique
CA392048A
(fr )
1940-10-22
Circuit de lampe thermionique
CA393360A
(fr )
1940-12-24
Circuit de lampe thermionique
CA366779A
(fr )
1937-06-15
Arrangement du circuit de lampe thermionique
CA366804A
(fr )
1937-06-15
Arrangement du circuit de lampe thermionique
CA391627A
(fr )
1940-10-01
Arrangement du circuit de valve thermionique
AU113544B2
(en )
1941-07-31
Thermionic valve circuit arrangement
AU111015B2
(en )
1940-07-25
Thermionic valve apparatus
CA385032A
(fr )
1939-11-07
Circuit d'oscillateur detecteur
CA382010A
(fr )
1939-06-13
Circuit de valve electrique
CA378625A
(fr )
1939-01-03
Circuit de lampe electrique
CA379371A
(fr )
1939-02-07
Circuit de lampe electrique
CA381535A
(fr )
1939-05-23
Circuit de valve electrique
CA382011A
(fr )
1939-06-13
Circuit de valve electrique
CA382309A
(fr )
1939-06-27
Circuit de lampe electrique
CA383681A
(fr )
1939-08-29
Circuit de lampe electrique