Legal status (The legal status 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 status listed.)
Expired
Application number
AU65391/65A
Inventor
Olof Lennart Wallen Emil
Filing date
Publication date
Application filedfiledCritical
Publication of AU6539165ApublicationCriticalpatent/AU6539165A/en