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Patents
Patents Represented by Law Firm Nils H. Ljungmam and Associates
Patents Represented by Law Firm Nils H. Ljungmam and Associates
Control box for welding machines such as electric welding machines such as arc welding machines or arc welders
Patent number:
D402268
Type:
Grant
Filed:
November 5, 1997
Date of Patent:
December 8, 1998
Assignee:
ESAB Aktiebolag
Inventors:
Lars Gerdin, Ronald Korber, Per berg