DIFF Subgroup
F23D 14/40 for welding (F23D14/44 takes precedence)
Introduced: January 1985
Title
Titles differ between systems:
IPC: for welding
CPC: for welding (F23D14/44 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Torches, e.g. for brazing or heating > for welding
CPC:
Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Torches, e.g. for brazing or heating (nozzles F23D14/48) > for welding (F23D14/44 takes precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.