Toshiaki Sato

Follow

Person

Yamanashi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a concrete block having decorative stones e...
- Patent number 4,915,888
- Issue date Apr 10, 1990
- Fuji Tokushu Concrete Industry Co., Ltd.
- Toshiaki Sato
- B28 - WORKING CEMENT, CLAY, OR STONE