Helmut Zorn

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Herzogenaurach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Radial piston pump
- Patent number 5,642,988
- Issue date Jul 1, 1997
- INA Walzlager Schaeffler KG
- Helmut Zorn
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Self-adjusting hydraulic valve tappet
- Patent number 4,876,997
- Issue date Oct 31, 1989
- INA Walzlager Schaeffler KG
- Helmut Zorn
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of leak proof attachment of a flange-type sheet metal elemen...
- Patent number 4,477,714
- Issue date Oct 16, 1984
- INA Walzlager Schaeffler KG
- Helmut Zorn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...