Tadeshi Hirakawa

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Mihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for preventing warp in corrugated cardboard
- Patent number 4,314,868
- Issue date Feb 9, 1982
- Mitsubishi Jukogyo Kabushiki Kaisha
- Tadeshi Hirakawa
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD