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
AU8933/66A
Inventor
LENNOX LYTHGOE and BERNARD JOHN KNOWLES ALAN
Filing date
Publication of AU405396B2publicationCriticalpatent/AU405396B2/en