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.)
Ralph Percival Stebbins
Original Assignee
Ralph Percival Stebbins
Filing date
Publication date
Application filed by Ralph Percival StebbinsfiledCriticalRalph Percival Stebbins
Application grantedgrantedCritical
Publication of AU147597B2publicationCriticalpatent/AU147597B2/en
Publication of AU2700749ApublicationCriticalpatent/AU2700749A/en