Gunter Wittke

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Sprockhovel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Covered ornamental clasp and apparatus for its production
- Patent number 5,036,566
- Issue date Aug 6, 1991
- Astor-Werk Otto Berning & Co. (GmbH & Co.)
- Elmar Kuhn
- A44 - HABERDASHERY JEWELLERY