Stefanie Ehmke

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Curable compositions containing color indicators for indicating the...
- Patent number 8,815,608
- Issue date Aug 26, 2014
- Mankiewicz Gebr. & Co. GmbH & Co. KG
- Guenther John
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...