Frank Druschke

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Krefeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of hydrophilic polyacrylonitrile filamen...
- Patent number 4,810,449
- Issue date Mar 7, 1989
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the production of hydrophilic filaments and fibres by t...
- Patent number 4,257,999
- Issue date Mar 24, 1981
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING