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 US06/173,724external-prioritypatent/US4376883A/en
Application filed by American Can CofiledCriticalAmerican Can Co
Priority to IN239/CAL/84ApriorityCriticalpatent/IN156456B/en
Publication of IN156456BpublicationCriticalpatent/IN156456B/en