FR2503604A1
(fr )
1982-10-15
Soudeuse a l'arc par transfert de court-circuit
FR2474784A1
(fr )
1981-07-31
Dispositif electronique de commande d'une machine a courant continu a excitation separee
US3459996A
(en )
1969-08-05
Starting circuit for direct current arc welder
BE492304A
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(en )
1950-05-16
Condenser welding system
EP0241373A1
(fr )
1987-10-14
Dispositif d'alimentation en courant d'un filament de tube radiogène
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(en )
1945-06-05
Resistance welding system
EP0572717B1
(fr )
1996-07-10
Générateur d'impulsions pour usiner par électro-érosion
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