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Heliclean Trademarks
HELICLEAN
wastewater treatment apparatus for solids, screening, and washing by means of a pump impeller installed in a channel
Registered
·
June 14, 1993
·
74401773
·
HELICLEAN PLUS
self-contained wastewater treatment apparatus for solids screening and washing by means of a pump impeller
Registered
·
July 6, 1993
·
74408789
·
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