DIFF Subgroup
B29C 65/747 Full Title
Joining of preformed parts ; Apparatus therefor > by welding and severing
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
B29C 65/747 Joining of preformed parts ; Apparatus therefor > by welding and severing
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.