PI Praktische Informatik GmbH

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the extraction of fresh water from warm s...
- Patent number 5,306,397
- Issue date Apr 26, 1994
- PI Praktische Informatik GmbH
- Edgar Schmidt
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE