Kodo Masui

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Patents Grantslast 30 patents

Information Patent Grant
Expandable phenolic resin-coated composite beads, a process for pro...
- Patent number 4,623,584
- Issue date Nov 18, 1986
- Sekisui Kaseihin Kogyo Kabushiki Kaisha
- Kodo Masui
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES