Hiroki Imakura

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Ooita-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic zipper improved in durability
- Patent number 6,539,594
- Issue date Apr 1, 2003
- Show Highpolymer Co., Ltd.
- Juichi Kasai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL