Christian Cedergreen

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Holstebro, DK

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Patents Grantslast 30 patents

Information Patent Grant
Ventilating device for ventilating through a ridge
- Patent number 6,773,341
- Issue date Aug 10, 2004
- Christian Cedergreen
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Ventilating device for ventilating through a ridge
- Publication number 20020187744
- Publication date Dec 12, 2002
- Christian Cedergreen
- F24 - HEATING RANGES VENTILATING