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PCE
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CPC Subgroup
E02B 15/02

from ice (construction of ships B63B; )

Full Title

Cleaning or keeping clear the surface of open water; Apparatus therefor (construction of ships or other waterborne vessels B63B, e.g. vessels specially adapted for collecting pollution from open water B63B35/32; in swimming or splash baths or pools E04H4/16) > from ice (construction of ships B63B; )