Tadayuki Kumagai

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Hiroshima-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Double facer with threading means
- Patent number 5,993,587
- Issue date Nov 30, 1999
- Mitsubishi Heavy Industries, Ltd.
- Yukuharu Seki
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD