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.)
Pollard & Metcalfe Ltd
Original Assignee
Pollard & Metcalfe 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
Application filed by Pollard & Metcalfe LtdfiledCriticalPollard & Metcalfe Ltd
Application grantedgrantedCritical
Publication of CA90810ApublicationCriticalpatent/CA90810A/fr