Karl Berger

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Opladen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Polyurethane casein coating composition
- Patent number 3,943,252
- Issue date Mar 9, 1976
- Bayer Aktiengesellschaft
- Walter Schroer
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...