Angelika Hayer

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Riehen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of granules of dyes, optical whiteners or photoactivato...
- Patent number 5,030,244
- Issue date Jul 9, 1991
- Ciba-Geigy Corporation
- Konrad Neumann
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...