Michael E. Ehrmanntraut

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Wurzburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Foil-enveloped evacuated thermal insulation elements
- Patent number 6,863,949
- Issue date Mar 8, 2005
- Va-Q-tec AG
- Michael E. Ehrmanntraut
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Foil-enveloped evacuated thermal insulation elements and process fo...
- Publication number 20020018872
- Publication date Feb 14, 2002
- Michael E. Ehrmanntraut
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL