DIFF Subgroup
B29D 30/0681 Full Title
Producing pneumatic or solid tyres or parts thereof (producing inner tubes B29D23/24; constructional form of tyres or parts thereof B60C; connection of valves to inflatable elastic bodies B60C29/00; testing of tyres G01M17/02) > Pneumatic tyres or parts thereof
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.