Kozo Kawarazaki

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic stamper exchange device and injection molding apparatus e...
- Patent number 5,599,564
- Issue date Feb 4, 1997
- Sony Corporation
- Koichi Ishihara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL