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B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K28/00—Welding or cutting not covered by any of the preceding groups, e.g. electrolytic welding
B23K28/003—Welding in a furnace
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FR912395D1945-02-211945-02-21Nouveau procédé de fabrication des robinets
ExpiredFR912395A
(fr)