Christoph Bunsen

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Hildon, DE

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Patents Grantslast 30 patents

Information Patent Grant
Pipe joint
- Patent number 6,155,613
- Issue date Dec 5, 2000
- Mannesmann Aktiengesellschaft
- Erich Quadflieg
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...