Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Charles CaillefiledCriticalCharles Caille
Priority to AT63671DpriorityCriticalpatent/AT63671B/de
Application grantedgrantedCritical
Publication of AT63671BpublicationCriticalpatent/AT63671B/de
AT63671D1899-04-171912-02-22Einrichtung zur Erhöhung der Temperatur des Arbeitsdampfes, des Abdampfes oder des Speisewassers bei Röhrenkesseln.
AT63671B
(de)