CA404844A
(fr )
1942-05-19
Systeme a souder
CA402015A
(fr )
1942-01-06
Systeme electrique a souder
CA405435A
(fr )
1942-06-16
Chronometreur sans courant transitoire de systeme a souder
CA402523A
(fr )
1942-01-27
Systeme telemoteur
CA405135A
(fr )
1942-06-02
Systeme a souder a l'arc
CA406205A
(fr )
1942-07-21
Systeme d'ignitrons
CA406522A
(fr )
1942-08-04
Lampe a souder
CA405436A
(fr )
1942-06-16
Methode a souder
CA404355A
(fr )
1942-04-28
Methode a souder
CA406219A
(fr )
1942-07-21
Methode a souder
CA402944A
(fr )
1942-02-17
Systeme d'electrodes
CA402957A
(fr )
1942-02-17
Systeme d'electrodes a couches bloqueuses
CA404914A
(fr )
1942-05-19
Systeme d'electrodes
CA405323A
(fr )
1942-06-09
Appareil a souder
CA402424A
(fr )
1942-01-20
Appareil a souder
CA405374A
(fr )
1942-06-09
Appareil a souder
CA402499A
(fr )
1942-01-27
Systeme de transformateur
CA407794A
(fr )
1942-10-06
Materiel a souder
CA407797A
(fr )
1942-10-06
Materiel a souder
CA403559A
(fr )
1942-03-17
Matiere colorante trisazoique
CA405803A
(fr )
1942-06-30
Lustre
AU116909B2
(en )
Meatpacking
AU117757B2
(en )
Gyro-verticals
AU118391B2
(en )
Methyl-beta-chloro-acrylate
AU118434B2
(en )
Dicbloropropyl-alphachloroacrylate