Dieter Berchtold

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Puergen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Circuit-board overlaid with a copper material on both sides or in m...
- Patent number 6,116,495
- Issue date Sep 12, 2000
- Siemens AG
- Dietrich Richter
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit-board overlaid with a copper material on both sides or in m...
- Patent number 5,914,861
- Issue date Jun 22, 1999
- Siemens AG
- Dietrich Richter
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR