Siegfried Schaaf

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Chur, CH

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Patents Grantslast 30 patents

Information Patent Grant
Copolyamide dispersions and methods of making and using same
- Patent number 4,061,619
- Issue date Dec 6, 1977
- Inventa AG fur Forschung und Patentverwertung
- Siegfried Schaaf
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...