Friedrich Werner

Follow

Person

Krefeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method for hollow cast product with bottom
- Patent number 4,785,871
- Issue date Nov 22, 1988
- Kubota Ltd.
- Shiro Nakamura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Mold and manufacturing method for hollow cast product with bottom
- Patent number 4,729,419
- Issue date Mar 8, 1988
- Kubota Ltd.
- Shiro Nakamura
- B22 - CASTING POWDER METALLURGY