Ryo Ohtsubo

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of blow molding a parison against an insert having a groove...
- Patent number 5,104,472
- Issue date Apr 14, 1992
- Toyoda Gosei Co., Ltd.
- Joji Kasugai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL