Ronald E. Merrill

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Cohasset, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Resealable packages and method and apparatus for producing same
- Patent number 5,221,144
- Issue date Jun 22, 1993
- T W Kutter, Inc.
- Gunther Schwarz
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for producing resealable packages
- Patent number 4,969,309
- Issue date Nov 13, 1990
- Kramer & Grebe Canada, Ltd.
- Gunther Schwarz
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL