CA432276A
(fr )
1946-01-01
Dispositif a abaisser l'arc
CA405135A
(fr )
1942-06-02
Systeme a souder a l'arc
CA404844A
(fr )
1942-05-19
Systeme a souder
CA403465A
(fr )
1942-03-17
Methode a souder a l'arc
CA407182A
(fr )
1942-09-01
Appareil a souder a l'arc
CA402015A
(fr )
1942-01-06
Systeme electrique a souder
CA406522A
(fr )
1942-08-04
Lampe a souder
CA406841A
(fr )
1942-08-18
Systeme de lampes a arc
CA406842A
(fr )
1942-08-18
Systeme de lampes a arc
CA406843A
(fr )
1942-08-18
Systeme de lampes a arc
CA404815A
(fr )
1942-05-19
Electrode a souder
CA415215A
(fr )
1943-09-14
Systeme a souder a l'arc
CA416326A
(fr )
1943-11-09
Systeme a souder a l'arc
CA416576A
(fr )
1943-11-23
Systeme a souder a l'arc
CA403197A
(fr )
1942-03-03
Electrode a souder a l'arc
CA403198A
(fr )
1942-03-03
Electrode a souder a l'arc
CA402424A
(fr )
1942-01-20
Appareil a souder
CA405374A
(fr )
1942-06-09
Appareil a souder
CA405323A
(fr )
1942-06-09
Appareil a souder
CA405435A
(fr )
1942-06-16
Chronometreur sans courant transitoire de systeme a souder
CA408771A
(fr )
1942-11-24
Brasure
CA402986A
(fr )
1942-02-17
Transformateur a souder
CA407794A
(fr )
1942-10-06
Materiel a souder
CA407797A
(fr )
1942-10-06
Materiel a souder
CA404355A
(fr )
1942-04-28
Methode a souder