Jae-sik Koh

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Ansan, KR

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Patents Grantslast 30 patents

Information Patent Grant
Injection nozzle for injection molding machines
- Patent number 6,238,203
- Issue date May 29, 2001
- Yudo Co., Ltd.
- Jae-sik Koh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL