Ulrich Lieflander

Follow

Person

Alling, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method for testing subscriber access lines
- Patent number 7,286,952
- Issue date Oct 23, 2007
- Siemens Aktiengesellschaft
- Svend Christensen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method for determining the operating state of a telecommunications...
- Publication number 20050129182
- Publication date Jun 16, 2005
- SIEMENS AKTIENGESELLSCHAFT
- Christian Kanzian
- H04 - ELECTRIC COMMUNICATION TECHNIQUE