Masao Tanaka

Follow

Person

Kamakura, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for tensioning reinforcement in a concrete pole mold
- Patent number 3,993,419
- Issue date Nov 23, 1976
- Nippon Concrete Industries Co. Ltd.
- Takemitsu Mori
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Apparatus for lifting up and carrying concrete poles
- Patent number 3,963,270
- Issue date Jun 15, 1976
- Nippon Concrete Industries Co. Ltd.
- Takumitsu Mori
- B66 - HOISTING LIFTING HAULING