Volker Grober

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Jena, DE

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Patents Grantslast 30 patents

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System for monitoring and controlling the material composition and...
- Patent number 5,753,273
- Issue date May 19, 1998
- innovatheim Prof. Dr. Leisenberg GmbH & Co. KG
- Hansgeorg Ratzenberger
- B28 - WORKING CEMENT, CLAY, OR STONE