Takeshi Iwasa

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyester sheet
- Patent number 5,314,969
- Issue date May 24, 1994
- Showa Highpolymer Co., Ltd.
- Mitsuhiro Imaizumi
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING