DIFF Subgroup
B08B 5/04 Cleaning by suction, with or without auxiliary action
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Cleaning by methods involving the use of air flow or gas flow > Cleaning by suction, with or without auxiliary action
CPC:
Cleaning by methods involving the use of air flow or gas flow (cleaning hollow articles by methods or apparatus specially adapted thereto B08B9/00) > Cleaning by suction, with or without auxiliary action
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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