Eiichi Tazawa

Follow

Person

Higashihiroshima-shi, Hiroshima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing chemically prestressed concrete product, high-...
- Patent number 7,086,849
- Issue date Aug 8, 2006
- Eiichi Tazawa
- B28 - WORKING CEMENT, CLAY, OR STONE