Yuuki Seki

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet blow molding and molding method
- Patent number 5,789,057
- Issue date Aug 4, 1998
- Tsutsunaka Plastic Industry Co., Ltd.
- Kazunori Naitou
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL