CA410365A
(fr )
1943-02-02
Methode a souder
CA410384A
(fr )
1943-02-02
Methode a souder
CA416415A
(fr )
1943-11-16
Methode a souder
CA416906A
(fr )
1943-12-07
Methode a souder
CA417005A
(fr )
1943-12-14
Methode a souder
CA417011A
(fr )
1943-12-14
Methode a souder
CA411803A
(fr )
1943-04-13
Appareil a souder
CA410715A
(fr )
1943-02-23
Appareil a souder
CA414213A
(fr )
1943-08-03
Appareil a souder
CA416788A
(fr )
1943-11-30
Appareil a souder
CA416907A
(fr )
1943-12-07
Appareil a souder
CA410852A
(fr )
1943-03-02
Methode de soudage electrique
CA410805A
(fr )
1943-03-02
Methode a souder par resistance
CA411076A
(fr )
1943-03-16
Appareil a souder
CA411075A
(fr )
1943-03-16
Appareil a souder
AU120414B2
(en )
1945-10-11
Improved arc-welding apparatus
CA413077A
(fr )
1943-06-08
Methode d'etirage du metal
CA414254A
(fr )
1943-08-03
Decapant a souder
CA415812A
(fr )
1943-10-12
Machine a souder
CA411270A
(fr )
1943-03-23
Methode a polycopier
CA409989A
(fr )
1943-01-12
Tige a souder
CA411050A
(fr )
1943-03-09
Tige a souder
CA417417A
(fr )
1943-12-28
Tige a souder
CA411021A
(fr )
1943-03-09
Methode de fabrication de pieces tubulaires a ouvrer
CA411190A
(fr )
1943-03-23
Electrode a souder