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
Priority claimed from DD180342Aexternal-prioritypatent/DD117190A5/xx
Application filedfiledCritical
Publication of CU34267ApublicationCriticalpatent/CU34267A/es