Automatic welder's helmet having ventilation means

Automatic welding apparatus

Automatic welding apparatus

Automatic welding apparatus

Automatic welding apparatus for long workpieces

Automatic welding apparatus for solar cells

Automatic welding apparatus for upward welding of curved joint

Automatic welding apparatus for weld build-up and method of achi

Automatic welding apparatus for weld build-up and method of achi

Automatic welding apparatus for weld build-up and method of achi

Automatic welding apparatus for weld build-up and method of achi

Automatic welding apparatus having a uniformly controlled lineal

Automatic welding apparatus with weld line detecting means

Automatic welding condition setting device

Automatic welding control system with selectable pairs of altern

Automatic welding device

Automatic welding device and welding skill training device

Automatic welding electrode cap changer

Automatic welding feeder shut off

Automatic welding installation