Maria Kallay

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Mammolshain, DT

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Patents Grantslast 30 patents

Information Patent Grant
Dyeing cellulose with aminonaphthyl azobenzene vinyl type reactive...
- Patent number 4,000,966
- Issue date Jan 4, 1977
- Hoechst Aktiengesellschaft
- Fritz Meininger
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the differential dyeing of polyamide fibers and of mate...
- Patent number 3,995,993
- Issue date Dec 7, 1976
- Hoechst Aktiengesellschaft
- Ludwig Schlafer
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...