Rudolf Gehrmann

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for production of corrugated cardboard
- Patent number 6,112,793
- Issue date Sep 5, 2000
- Peters Maschinenfabrik GmbH
- Rudolf Gehrmann
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD