Wolfram V. Langenthal

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Pulheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Heat-sensitive polyurethane dispersions
- Patent number 4,888,379
- Issue date Dec 19, 1989
- Bayer Aktiengesellschaft
- Wolfgang Henning
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS