Andrzej Niepolomski

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Baar, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for validating valuable documents
- Patent number 4,870,260
- Issue date Sep 26, 1989
- LGZ Landis & Gyr Zug AG
- Andrzej Niepolomski
- G06 - COMPUTING CALCULATING COUNTING