Hiromu Yokota

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Himeji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Low-melting glass paste and cellulose nitrate therefor
- Patent number 4,521,251
- Issue date Jun 4, 1985
- Daicel Chemical Industries, Ltd.
- Etsuo Otake
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES