Shinyao Yao

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Patents Grantslast 30 patents

Information Patent Grant
Composite oxide having oxygen absorbing and desorbing capability an...
- Patent number 5,580,536
- Issue date Dec 3, 1996
- Santoku Metal Industry Co., Ltd.
- Shinyao Yao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES