CA435488A
(fr )
1946-06-25
Matiere pour contact electrique
CA432799A
(fr )
1946-01-29
Contact electrique
CA437298A
(fr )
1946-10-08
Contact electrique
CA434892A
(fr )
1946-05-21
Matiere isolante electrique
CA432429A
(fr )
1946-01-08
Contact electrique
CA434995A
(fr )
1946-05-28
Matiere a isolation electrique
CA434996A
(fr )
1946-05-28
Matiere a isolation electrique
CA435627A
(fr )
1946-07-02
Matiere d'isolement electrique
CA437676A
(fr )
1946-10-29
Matiere d'isolement electrique
CA434182A
(fr )
1946-04-16
Matiere isolante
CA434540A
(fr )
1946-05-07
Produit isolant
CA434987A
(fr )
1946-05-28
Matiere isolante
CA435019A
(fr )
1946-05-28
Assemblage de contact electrique
CA437934A
(fr )
1946-11-12
Assemblage de contact electrique
CA436783A
(fr )
1946-09-03
Matiere dielectrique
CA436784A
(fr )
1946-09-03
Matiere dielectrique
CA437314A
(fr )
1946-10-08
Interrupteur electrique
CA435749A
(fr )
1946-07-09
Matiere a haute constante dielectrique
CA433746A
(fr )
1946-03-26
Contact de fer et graphite
AU134609B2
(en )
1946-11-02
An improved electrical switch
CA434601A
(fr )
1946-05-07
Matiere isolante
CA441708A
(fr )
1947-05-27
Contact electrique
CA441900A
(fr )
1947-06-03
Contact electrique
CA441901A
(fr )
1947-06-03
Contact electrique
CA441902A
(fr )
1947-06-03
Contact electrique