Grunzweig + Hartmann AG

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Ludwigshafen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of needle felt from rock wool
- Patent number 5,057,173
- Issue date Oct 15, 1991
- Grunzweig + Hartmann AG
- Lothar Bihy
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
75833508 - BASTIAN
- Serial number 75833508
- Filing date Oct 26, 1999
- Grunzweig + Hartmann AG
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments