Wolfgang Brackelmann

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Unna-Uelzen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Leak resistant, switching, double valve system
- Patent number 6,098,645
- Issue date Aug 8, 2000
- APV Rosista GmbH
- Wolfgang Brackelmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Leak resistant, switching, double valve system
- Patent number 5,645,102
- Issue date Jul 8, 1997
- APV Rosista GmbH
- Wolfgang Brackelmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...