Erling Berner

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6300 Zug, CH

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Patents Grantslast 30 patents

Information Patent Grant
Dehumidification apparatus
- Patent number 5,230,719
- Issue date Jul 27, 1993
- Erling Berner
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air ventilation and heat exchange apparatus
- Patent number 5,050,667
- Issue date Sep 24, 1991
- Erling Berner
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Valve assembly for air treatment apparatus
- Patent number 4,744,409
- Issue date May 17, 1988
- Erling Berner
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air exchanging apparatus and method
- Patent number 4,727,931
- Issue date Mar 1, 1988
- Erling Berner
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air ventilation and filtration apparatus
- Patent number 4,589,476
- Issue date May 20, 1986
- Erling Berner
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Rotary-type heat exchanger
- Patent number 4,542,782
- Issue date Sep 24, 1985
- Erling Berner
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Door closure
- Patent number 3,960,196
- Issue date Jun 1, 1976
- Erling Berner
- F24 - HEATING RANGES VENTILATING