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
AU55098/59A
Inventor
James Warman and William Bernard Deller Bloomfield
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.)
Associated Electrical Industries Woolwich) Ltd
Original Assignee
Associated Electrical Industries Woolwich) Ltd
Filing date
Publication of AU239567B2publicationCriticalpatent/AU239567B2/en