Cleaning by methods not provided for in a single other subclass or a single group in this subclass

Child Classifications

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• B08B 7/0007
• B08B 7/0014
• B08B 7/0021
• B08B 7/0028
• B08B 7/0035
• B08B 7/0064
• B08B 7/02 by distortion, beating, or vibration of the surface to be cleaned
• B08B 7/04 by a combination of operations