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.)
Hard Metals Ltd
Original Assignee
Hard Metals 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 Hard Metals LtdfiledCriticalHard Metals Ltd
Priority to CA172,982ApriorityCriticalpatent/CA963922A/en
Application grantedgrantedCritical
Publication of CA963922ApublicationCriticalpatent/CA963922A/en