Siegfried Mayer

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Munster-Wolbeck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for detachably securing pivotally connected members in a pre...
- Patent number 4,691,950
- Issue date Sep 8, 1987
- Aug. Winkhaus GmbH & Co. KG
- Siegfried Mayer
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Permutation lock
- Patent number 4,354,365
- Issue date Oct 19, 1982
- Aug. Winkhaus
- Siegfried Mayer
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES