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Rueil Malmaison, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Control mechanism for a gas-fired water heater
Patent number
4,267,820
Issue date
May 19, 1981
Saunier Duval
Jean-Claude Charron
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Solar water heater
Patent number
4,257,397
Issue date
Mar 24, 1981
Saunier Duval
Jacques Gouyou-Beauchamps
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electromagnetic safety mechanism
Patent number
4,183,000
Issue date
Jan 8, 1980
Saunier Duval
Franz J. F. Storez
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Safety device for instant water heater
Patent number
3,971,344
Issue date
Jul 27, 1976
Saunier Duval
Jacques Gouyou-Beauchamps
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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last 30 patents
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