Welder produces spot-welds in place of rivets and saves time and money. Unit comprised of concical copper electrode base diameter of 11.5 ft is also capable of welding very thin, hard aluminum alloys.
Giant-electrode welder
1979-08-01
Miscellaneous
No indication
English
NTRS | 1980
|NTRS | 1990
|NTRS | 1980
|NTRS | 1991
|NTRS | 1990
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