CA404820A
(fr )
1942-05-19
Appareil a emailler le fil metallique
CA409530A
(fr )
1942-12-22
Appareil a trefile
CA406353A
(fr )
1942-07-28
Appareil a enduire les fils electriques
CA407572A
(fr )
1942-09-22
Appareil distributeur de mousse
CA408879A
(fr )
1942-11-24
Appareil a telefac-similes
CA402269A
(fr )
1942-01-13
Appareil electrique
CA402079A
(fr )
1942-01-06
Appareil a induction
CA407384A
(fr )
1942-09-15
Appareil a enduire
CA407521A
(fr )
1942-09-22
Appareil a enduire
CA402801A
(fr )
1942-02-10
Appareil electrique
CA438461A
(fr )
1946-12-10
Appareil electrique
CA408087A
(fr )
1942-10-20
Email
CA409198A
(fr )
1942-12-08
Appareil a former des objets de verre
CA405204A
(fr )
1942-06-09
Appareil a cuire
CA404011A
(fr )
1942-04-07
Appareil a enduire les torons
CA408906A
(fr )
1942-11-24
Appareil a faconner des gaines metalliques
CA402853A
(fr )
1942-02-17
Appareil de chauffage
CA405450A
(fr )
1942-06-16
Appareil de chauffage
CA404121A
(fr )
1942-04-14
Methode a enduire les fils conducteurs
CA408050A
(fr )
1942-10-13
Methode a enduire le fil metallique
CA407244A
(fr )
1942-09-08
Appareil a douches
CA406510A
(fr )
1942-08-04
Appareil de galvanoplastie
CA406514A
(fr )
1942-08-04
Appareil de galvanoplastie
CA404319A
(fr )
1942-04-21
Appareil electromagnetique
CA409444A
(fr )
1942-12-22
Fil de cuivre enrobe