Hans Klonk

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Bonn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for continuously manufacturing sandwich elements
- Patent number 5,388,975
- Issue date Feb 14, 1995
- Maschinenfabrik Hennecke GmbH
- Ferdinand Proksa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process and apparatus for continuously manufacturing sandwich elements
- Patent number 5,264,167
- Issue date Nov 23, 1993
- Maschinenfabrik Hennecke GmbH
- Ferdinand Proksa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL