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Shozaburo Hiratsuka
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Iwakuni, JP
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last 30 patents
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Patent Grant
Wholly aromatic polyamide fiber
Patent number
4,670,343
Issue date
Jun 2, 1987
Teijin Limited
Shoji Makino
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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Patent Grant
Process for producing wholly aromatic polyamide filaments heat-trea...
Patent number
4,525,384
Issue date
Jun 25, 1985
Teijin Limited
Akihiro Aoki
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...