Inventor
BLASCHKE MARKUS
DE4 patents
Patents
4 patentsUS7524133B2Apr 28, 2009
Surface water drainage system
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US6793439B1Sep 21, 2004
Securing device for a drainage channel
AHLMANN ACO SEVERIN7 citations67
US7059804B2Jun 13, 2006
Drainage device
AHLMANN ACO SEVERIN6 citations59
US7491017B2Feb 17, 2009
Surface drainage system
AHLMANN ACO SEVERIN1 citations47