Volker Donn

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Konigsbronn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Surveying instrument
- Patent number D333276
- Issue date Feb 16, 1993
- Carl-Zeiss-Stiftung, Heidenheim/Brenz
- Volker Donn
- D10 - Measuring, testing, or signalling instruments