Willi Steckelberg

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Hofheim, Taunus, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the dyeing of synthetic fibrous materials from organic...
- Patent number 3,961,885
- Issue date Jun 8, 1976
- Hoechst Aktiengesellschaft
- Walter Birke
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the dyeing of synthetic fiber materials from organic so...
- Patent number 3,930,793
- Issue date Jan 6, 1976
- Hoechst Aktiengesellschaft
- Walter Birke
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the dyeing of synthetic fibrous material from organic s...
- Patent number 3,930,791
- Issue date Jan 6, 1976
- Hoechst Aktiengesellschaft
- Walter Birke
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the dyeing of synthetic fiber materials from organic so...
- Patent number 3,930,794
- Issue date Jan 6, 1976
- Hoechst Aktiengesellschaft
- Walter Birke
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...