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
Publication of CH616809BpublicationCriticalpatent/CH616809B/de
Application filedfiledCritical
Priority to CH381278ApriorityCriticalpatent/CH616809GA3/de
Publication of CH616809GA3publicationCriticalpatent/CH616809GA3/de
Emptying device for one-time usage drinks container - has closure with female part fixed to flexible container wall and male part attached to opposite container wall