Osamu Hukunaga

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Iwakuni, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite hollow fibers and method of making same
- Patent number 4,741,829
- Issue date May 3, 1988
- Mitsubishi Rayon Co., Ltd.
- Tohru Takemura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING