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
AU27273/57A
Inventor
Louis Arnold and Robert Keith Pearce Walter
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Filing date
Publication of AU216718B2publicationCriticalpatent/AU216718B2/en
Application filed by Radio Corporation of AmericafiledCriticalRadio Corporation of America