Rudolf Wiesmann

Follow

Person

Tann, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Installation for the disinfection of clarified sewage with UV appar...
- Patent number 5,151,174
- Issue date Sep 29, 1992
- Rudolf Wiesmann
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE