CA572123A
(fr )
1959-03-10
Fabrication de lampes electroluminescentes avec couche dielectrique
CA576344A
(fr )
1959-05-19
Fabrication de verre lamine
CA589614A
(fr )
1959-12-29
Lampes electroluminescentes
CA552293A
(fr )
1958-01-28
Fabrication de lampes avec des ecrans luminescents
CA571541A
(fr )
1959-03-03
Fabrication de lampes a vapeur de mercure
CA588120A
(fr )
1959-12-01
Enduisage de lampes luminescentes
CA574325A
(fr )
1959-04-21
Lampe electroluminescente
CA575144A
(fr )
1959-05-05
Lampe electroluminescente
CA575169A
(fr )
1959-05-05
Lampe electroluminescente
CA588340A
(fr )
1959-12-08
Lampe electroluminescente
CA571947A
(fr )
1959-03-10
Lampe incandescente electrique
CA588212A
(fr )
1959-12-01
Methodes d'enduisage de lampes fluorescentes
CA580073A
(fr )
1959-07-21
Source de radiation comprenant une couche luminescente
CA564561A
(fr )
1958-10-14
Methode de fabrication de lampe electrique
CA574939A
(fr )
1959-04-28
Couche conductrice de graphite
CA569220A
(fr )
1959-01-20
Lampe luminescente et incandescente combinee
CA580072A
(fr )
1959-07-21
Source de radiation ayant une couche luminescente
CA561852A
(fr )
1958-08-12
Lampes electroluminescentes
CA563960A
(fr )
1958-09-30
Lampes electroluminescentes
CA536229A
(fr )
1957-01-22
Lampe electroluminescente
CA537574A
(fr )
1957-02-26
Lampe electroluminescente
CA537888A
(fr )
1957-03-05
Lampe electroluminescente
CA569039A
(fr )
1959-01-13
Lampes electriques
CA574597A
(fr )
1959-04-21
Structure de monture de lampe incandescente
CA588989A
(fr )
1959-12-15
Fabrication de metatitanate de barium de haute purete