Hans Hirt

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Allschwil, CH

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Patents Grantslast 30 patents

Information Patent Grant
Phosphorus compounds, processes for their manufacture, and their use
- Patent number 4,885,285
- Issue date Dec 5, 1989
- Ciba-Geigy Corporation
- Gerhard Baschang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE