Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B08
CLEANING
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B08B
CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
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2203/00
Details of cleaning machines or methods involving the use or presence of liquid or steam
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B08B2203/02
Details of machines or methods for cleaning by the force of jets or sprays
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B08B2203/0211
Case coverings
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