Anne L. Ehrenberger

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Appleton, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Dual scored easy open film
- Patent number 7,531,228
- Issue date May 12, 2009
- Alcan Packaging Flexible France
- Chad M. Perre
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Dual scored easy open film
- Publication number 20070116915
- Publication date May 24, 2007
- Chad M. Perre
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL