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Shihoku Kakoki Co., Ltd.
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Itano, JP
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last 30 patents
Information
Patent Grant
Method of imparting increased foldability to fold lines in paperboa...
Patent number
5,269,743
Issue date
Dec 14, 1993
Jujo Paper Co., Ltd.
Kiyoshi Sakuma
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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