Hidefumi Kasai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resin molding mold
- Patent number 6,517,339
- Issue date Feb 11, 2003
- Citizen Watch, Co., Ltd.
- Yukio Miya
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL