Chiaphua Industrires Limited

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N. T., HK

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Patents Grantslast 30 patents

Information Patent Grant
Construction of a water treatment reservoir for a domestic water tr...
- Patent number 6,491,815
- Issue date Dec 10, 2002
- Chiaphua Industrires Limited
- Wayne Conrad
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE