Sukeyoshi Sekine

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Fujinomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Concrete non-cure coating material, as well as concrete products or...
- Patent number 5,236,975
- Issue date Aug 17, 1993
- Kabushiki Kaisha Zokei
- Sukeyoshi Sekine
- B28 - WORKING CEMENT, CLAY, OR STONE