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.)
Norton And Gregory Ltd And Frederick Charles Mitchell
Original Assignee
Norton And Gregory Ltd And Frederick Charles Mitchell
Filing date
Publication date
Application filed by Norton And Gregory Ltd And Frederick Charles MitchellfiledCriticalNorton And Gregory Ltd And Frederick Charles Mitchell
Application grantedgrantedCritical
Publication of AU207989B2publicationCriticalpatent/AU207989B2/en
Publication of AU1153655ApublicationCriticalpatent/AU1153655A/en