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Priority to ES215929ApriorityCriticalpatent/ES215929A1/en
Publication of ES215929A1publicationCriticalpatent/ES215929A1/en
Perfections in coffee makers, characterized in that the coffee machine is constituted by a boiler, open at the top without any more closure than a lid attached, which is covered in most of its outline by a thermal-insulating protection, forming a chamber, to allow the passage of gases from the combustión of the gas heater, and in communication with a drive cylinder, provided with a piston that compresses the water column, which penetrates from the boiler, on a grid arranged in its bottom and through which passes through the mass of coffee, arranged in a cup attached to a holder, and having adequate means for air expulsion and automatic water supply, heating means, allowing them to maintain the proper temperature of the water by below the boiling point. (Machine-translation by Google Translate, not legally binding)
ES215929A1954-06-121954-06-12Improvements in coffee makers (Machine-translation by Google Translate, not legally binding)
ExpiredES215929A1
(en)