Gerhard Lehmann

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Marking of a data medium material for information intended for repr...
- Patent number 7,187,633
- Issue date Mar 6, 2007
- Gerhard Lehmann
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Marking of a data medium material for information intended for repr...
- Publication number 20070070847
- Publication date Mar 29, 2007
- Gerhard Lehmann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Marking of a data medium material for information intended for repr...
- Publication number 20050007921
- Publication date Jan 13, 2005
- Gerhard Lehmann
- G06 - COMPUTING CALCULATING COUNTING