CA373972A
(fr )
1938-05-24
Dispositif d'ebranlage d'electrode
CA378395A
(fr )
1938-12-20
Electrode
CA378520A
(fr )
1938-12-27
Electrode a souder
CA376819A
(fr )
1938-10-04
Electrode a souder
CA376367A
(fr )
1938-09-13
Electrode a souder
CA378522A
(fr )
1938-12-27
Electrode a souder
CA378283A
(fr )
1938-12-13
Electrode a souder
CA377331A
(fr )
1938-10-25
Flambeau
CA373345A
(fr )
1938-04-26
Monture d'electrodes
CA378521A
(fr )
1938-12-27
Fondant a souder
CA377013A
(fr )
1938-10-11
Papier enduit de metal
CA377079A
(fr )
1938-10-11
Porte-electrode
CA372920A
(fr )
1938-04-05
Oreille a souder
CA374590A
(fr )
1938-06-21
Transformateur
CA372150A
(fr )
1938-03-01
Bougie d'allumage
AU110691B2
(en )
1940-06-06
Metal coating solution
CA373068A
(fr )
1938-04-12
Systeme d'electrodes
CA373695A
(fr )
1938-05-10
Systeme d'electrode
CA377695A
(fr )
1938-11-15
Redresseur a arc au mercure
CA375369A
(fr )
1938-07-26
Systeme d'electrodes asymetriques
CA372188A
(fr )
1938-03-01
Systeme d'electrodes asymetriques
CA375368A
(fr )
1938-07-26
Systeme d'electrodes asymetriques
CA372649A
(fr )
1938-03-22
Bobine
CA372650A
(fr )
1938-03-22
Bobine
CA372648A
(fr )
1938-03-22
Bobine