Naoki Tsutsui

Follow

Person

Aichi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Refractories for casting process
- Patent number 5,283,215
- Issue date Feb 1, 1994
- Harima Ceramic Co., Ltd.
- Kiyoshiro Hosokawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES