Alfons Topp

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Drensteinfurt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Extrusion device and method for producing plastic hollow profiles h...
- Patent number 6,881,365
- Issue date Apr 19, 2005
- Veka AG
- Alfons Topp
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Extrusion device and method for producing plastic hollow profiles h...
- Publication number 20030031816
- Publication date Feb 13, 2003
- Alfons Topp
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL