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
AU280/46A
Filing date
Publication of AU130285B2publicationCriticalpatent/AU130285B2/en
AU280/46A1946-01-09Improvements relating tothe control of single motion selecting switches in automatic telephone sytems
Expired - LifetimeAU130285B2
(en)