Ernst Thielenhaus

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Wuppertal, DE

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Patents Grantslast 30 patents

Information Patent Grant
System for grinding rings with hydraulic holding
- Patent number 5,679,061
- Issue date Oct 21, 1997
- Ernst Thielenhaus KG
- Ernst Thielenhaus
- B24 - GRINDING POLISHING
Information Patent Grant
System for grinding rings with mechanical holding
- Patent number 5,174,069
- Issue date Dec 29, 1992
- Ernst Thielenhaus KG
- Ernst Thielenhaus
- B24 - GRINDING POLISHING
Information Patent Grant
Method of and apparatus for holding a shaft during finish grinding
- Patent number 4,519,170
- Issue date May 28, 1985
- Ernst Thielenhaus KG
- Ernst Thielenhaus
- B24 - GRINDING POLISHING