Dieter GROTMANN

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Erndtebruck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Two-steel screw with an extrusion connection and method for produci...
- Patent number 10,451,101
- Issue date Oct 22, 2019
- EJOT GMBH & CO. KG
- Dieter Grotmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
TWO-STEEL SCREW WITH AN EXTRUSION CONNECTION AND METHOD FOR PRODUCI...
- Publication number 20170074311
- Publication date Mar 16, 2017
- EJOT GMBH & CO. KG
- Dieter GROTMANN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...