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Individual
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Individual
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Priority to ES0261662ApriorityCriticalpatent/ES261662A2/en
Publication of ES261662A2publicationCriticalpatent/ES261662A2/en
Improvements introduced in the object of the main patent no. 245,478, by: new boiler for heating, characterized by having a series of vertical down tubes, which collect the fumes and gases reached the top of the boiler, to lead them to a lower chamber arranged under the ashtray of the hearth, from which they exit to the outside by a collector that starts from the bottom of the boiler. (Machine-translation by Google Translate, not legally binding)
ES0261662A1960-10-131960-10-13New boiler for heating (Machine-translation by Google Translate, not legally binding)
ExpiredES261662A2
(en)