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
AU7306/55A
Inventor
E. Duff Jack
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.)
Hoover Ltd
Original Assignee
Hoover Ltd
Filing date
Publication of AU207128B2publicationCriticalpatent/AU207128B2/en
Application filed by Hoover LtdfiledCriticalHoover Ltd