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.)
C Evans and Sons Ltd
Original Assignee
C Evans and Sons 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 date
Priority claimed from GB3821173Aexternal-prioritypatent/GB1475310A/en
Application filed by C Evans and Sons LtdfiledCriticalC Evans and Sons Ltd
Application grantedgrantedCritical
Publication of AU484605B2publicationCriticalpatent/AU484605B2/en
Publication of AU7211274ApublicationCriticalpatent/AU7211274A/en