Andreas Birkenstock

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Velbert, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for testing the quality of a metallic coating
- Patent number 8,621,908
- Issue date Jan 7, 2014
- ThyssenKrupp Steel Europe AG
- Andreas Birkenstock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and device for testing the quality of a metallic coating
- Patent number 7,954,353
- Issue date Jun 7, 2011
- Thyssenkrupp Steel AG
- Andreas Birkenstock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Method for Testing the Quality of a Metallic Coating
- Publication number 20110200739
- Publication date Aug 18, 2011
- THYSSENKRUPP STEEL AG
- Andreas Birkenstock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and Device for Testing the Quality of a Metallic Coating
- Publication number 20090188294
- Publication date Jul 30, 2009
- THYSSENKRUPP STEEL AG
- Andreas Birkenstock
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...