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 Gottfried Bruch Gustav AdolffiledCriticalGottfried Bruch Gustav Adolf
Publication of CH75770ApublicationCriticalpatent/CH75770A/de
Un dispositivo para cerrar los frascos de cristal, u otro material, para conservas y similares, y procedimiento para conservar el contenido de los recipientes.