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Patent Grant
Clearing waste water pipes or grease traps clogged with grease with...
Patent number
6,706,518
Issue date
Mar 16, 2004
Ophardt Product GmbH & Co. KG
Hans-Eberhard Lorenz
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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