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Kiyonori Okajima
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Tokyo, JP
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last 30 patents
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Patent Grant
Continuous press machine
Patent number
4,794,855
Issue date
Jan 3, 1989
Mitsubishi Rayon Engineering Co., Ltd.
Kiyonori Okajima
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL