B
PERFORMING OPERATIONS; TRANSPORTING
B
PERFORMING OPERATIONS; TRANSPORTING
B23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
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
31/00
Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
31/00
Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups