Hans-Friedrich Heisterkamp

Follow

Person

Krefeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Four-high roll stand with offset working rolls
- Patent number 4,598,566
- Issue date Jul 8, 1986
- SMS Schloemann-Siemag AG
- Wilfried Bald
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...