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.)
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.)
Eric Archibald Willis And Gordon William Pratt
Original Assignee
Eric Archibald Willis And Gordon William Pratt
Filing date
Publication date
Application filed by Eric Archibald Willis And Gordon William PrattfiledCriticalEric Archibald Willis And Gordon William Pratt
Application grantedgrantedCritical
Publication of AU284033B2publicationCriticalpatent/AU284033B2/en
Publication of AU5740665ApublicationCriticalpatent/AU5740665A/en