Otto Herrscher

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Guntramsdorf, AT

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Patents Grantslast 30 patents

Information Patent Grant
Process for polycondensing diphenols with dicarboxylic-acid halides
- Patent number 5,093,461
- Issue date Mar 3, 1992
- Isonova Technische Innovationen Ges.m.b.H.
- Otto Herrscher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...