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Publication date
Application filed by Andreas BuhefiledCriticalAndreas Buhe
Publication of CH968ApublicationCriticalpatent/CH968A/en
CH968A1889-05-291889-05-29
Lock for mutual influencing of the gas tap and water or liquid tap in water or liquid heating devices and gas heating
CH968A
(en)
Treatment of sewage and other impure liquids and water for the purification thereof, and for obtaining products therefrom and apparatus for these purposes