WELDING TORCH FOR FIRST ELECTRODE FOR MULTI-ELECTRODE SUBMERGED ARC WELDING AND WELDING METHOD USING SAME
- Application ID: EP13757053
- Status: █ EXAMINATION IN PROGRESS
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- 08.03.2012 - Priority Date (JP 20120051090)
- 12.09.2013 - Publication A1 (WO2013132855)
- 14.01.2015 - Publication A1 (EP2823927)