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.)
NELCO CORP
Original Assignee
NELCO CORP
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 CA122021Aexternal-prioritypatent/CA932056A/en
Application filed by NELCO CORPfiledCriticalNELCO CORP
Priority to CA171,951ApriorityCriticalpatent/CA968451A/en
Application grantedgrantedCritical
Publication of CA968451ApublicationCriticalpatent/CA968451A/en