Josef Grober

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Safety device for a door system
- Patent number 4,803,807
- Issue date Feb 14, 1989
- Messerschmitt-Bolkow-Blohm GmbH
- Horst Stockermann
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES