Wieland Heinz

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Waldenburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Fan unit and a method of manufacturing the guide vanes of such a unit
- Patent number 4,828,456
- Issue date May 9, 1989
- Wilhelm Gebhardt GmbH
- Gerd Bodzian
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Roof ventilator
- Patent number 4,768,424
- Issue date Sep 6, 1988
- Wilhelm Gebhardt and Co. GmbH
- Friedrich K. Frenkler
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Power roof ventilator
- Patent number 4,742,765
- Issue date May 10, 1988
- Wilhelm Gebhardt GmbH
- Bernd Weinert
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Rotor for a regenerative heat exchanger
- Patent number 4,546,817
- Issue date Oct 15, 1985
- Wilhelm Gebhardt GmbH
- Heinz Wieland
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Blower unit for air-conditioning plant
- Patent number 4,546,694
- Issue date Oct 15, 1985
- Wilhelm Gebhardt GmbH
- Wieland Heinz
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Blower unit for air-conditioning plant
- Patent number 4,493,341
- Issue date Jan 15, 1985
- Wilhelm Gebhardt GmbH
- Heinz Wieland
- F24 - HEATING RANGES VENTILATING