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.)
Thomson Shepherd and Co Ltd
Original Assignee
Thomson Shepherd and Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication of AU486135B2publicationCriticalpatent/AU486135B2/en
Priority claimed from GB5612073Aexternal-prioritypatent/GB1390490A/en
Application filed by Thomson Shepherd and Co LtdfiledCriticalThomson Shepherd and Co Ltd
Publication of AU7587274ApublicationCriticalpatent/AU7587274A/en