Masakazu Izumi

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Ikoma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Anchorage for steel wire strand for prestressed concrete
- Patent number 4,590,724
- Issue date May 27, 1986
- Shinko Kosen Kogyo Kabushiki Kaisha
- Makoto Kurauchi
- E04 - BUILDING