Polymer Systems Co.,

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Soft container and method of manufacturing the container, and highl...
- Patent number 7,322,918
- Issue date Jan 29, 2008
- Sunstar Engineering Inc.,
- Masayoshi Matsumura
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL