Ernst Berger

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Altdorf, CH

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Patents Grantslast 30 patents

Information Patent Grant
Solar collector element
- Patent number 4,265,225
- Issue date May 5, 1981
- Datwyler AG.Schweiz, Kabel-, Gummi- und Kunststoffwerke
- Ernst Berger
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Gasket strip for butt joint compression seal
- Patent number 4,195,850
- Issue date Apr 1, 1980
- Datwyler AG, Schweiz. Kabel-Gummi-u.Kunststoffwerke
- Ernst Berger
- E04 - BUILDING