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 Ed StraubfiledCriticalEd Straub
Publication of CH69899ApublicationCriticalpatent/CH69899A/de
CH69899A1914-01-281914-01-28Heizkörper, welcher von dünnwandigen, durch Verschweißung zu einem festen Ganzen vereinigten Platten gebildet ist
CH69899A
(de)