Henning Hansen

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Aichtal-Aich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Slide fastener with prefabricated coupling element
- Patent number 4,736,495
- Issue date Apr 12, 1988
- Opti Patent-, Forschungs- und Fabrikations-AG
- Henning Hansen
- A44 - HABERDASHERY JEWELLERY