Nelly Kamel Rizk

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S. Croydon, Surrey, GB

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Patents Grantslast 30 patents

Information Patent Grant
Composition, apparatus, and method for providing a supply of water-...
- Patent number 5,730,957
- Issue date Mar 24, 1998
- Nelly Kamel Rizk
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE