Yutaka Saisho

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Asaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite air-filtering material
- Patent number 5,198,294
- Issue date Mar 30, 1993
- Dynic Corporation
- Takuichiro Masuda
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS