Waldemar Helmut Kurpanek

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4 Dusseldorf 11, DT

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Patents Grantslast 30 patents

Information Patent Grant
Valve particularly adapted for utilization in controlling the flow...
- Patent number 3,974,854
- Issue date Aug 17, 1976
- Waldemar Helmut Kurpanek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE