Koichi Matsuoka

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Nara-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Yarn tension device
- Patent number 5,655,721
- Issue date Aug 12, 1997
- Yamagata Gravure Co., Ltd.
- Koichi Matsuoka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL