Ulrich Buttel

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Oldemburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Blown film extrusion apparatus and method with improved collapsing...
- Patent number 6,423,261
- Issue date Jul 23, 2002
- Daniel R. Joseph
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Blown film extrusion apparatus with improved collapsing frame
- Publication number 20020185783
- Publication date Dec 12, 2002
- Daniel R. Joseph
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL