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 - Lifetime
Application number
AU53977/59A
Inventor
Walter Armond John
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOC Group Ltd
Original Assignee
British Oxigen Ltd
Filing date
Publication of AU247021B2publicationCriticalpatent/AU247021B2/en
Application filed by British Oxigen LtdfiledCriticalBritish Oxigen Ltd