Hans Grzeskowiak

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41836 Hueckelhoven, DE

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Patents Grantslast 30 patents

Information Patent Grant
Door hinge
- Patent number 5,930,867
- Issue date Aug 3, 1999
- Grzeskowiak; Hans
- Hans Grzeskowiak
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES