Jürgen Dahm

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Schattdorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Sealing material which swells when treated with water
- Patent number 6,358,580
- Issue date Mar 19, 2002
- Datwyker A.G. Gummi & Kunststoffe
- Thomas Mang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...