Hans Fricker

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Sulz-Attikon, CH

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Patents Grantslast 30 patents

Information Patent Grant
Chain for use in device for preventing rupturing of a pipeline
- Patent number 4,813,225
- Issue date Mar 21, 1989
- Sulzer Brothers Limited
- Hans Fricker
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Receiver for solar energy
- Patent number 4,777,935
- Issue date Oct 18, 1988
- Sulzer Brothers Limited
- Hans Fricker
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Receiver for solar energy
- Patent number 4,683,872
- Issue date Aug 4, 1987
- Sulzer Brothers Limited
- Hans Fricker
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Device for preventing rupturing of a pipeline
- Patent number 4,644,975
- Issue date Feb 24, 1987
- Sulzer Brothers Limited
- Hans Fricker
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of protecting a pipe
- Patent number 4,199,853
- Issue date Apr 29, 1980
- Sulzer Brothers Limited
- Hans Fricker
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...