Shimizu Harbor Const. Corp.

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Patents Grantslast 30 patents

Information Patent Grant
Factory barge for manufacturing reinforced elongated concrete products
- Patent number 4,197,623
- Issue date Apr 15, 1980
- Mitsubishi Jukogyo Kabushiki Kaisha
- Toshimasa Suzuki
- B28 - WORKING CEMENT, CLAY, OR STONE