Hartmut von Grolman

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Haren, DE

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for anchoring a rod-shaped tension member of composite...
- Patent number 5,437,526
- Issue date Aug 1, 1995
- Dyckerhoff & Witmann Aktiengesellschaft
- Thomas Herbst
- E04 - BUILDING