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.)
SPX Technologies Inc
Original Assignee
General Signal 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 CA149,745Aexternal-prioritypatent/CA977909A/en
Application filed by General Signal CorpfiledCriticalGeneral Signal Corp
Priority to CA222,753ApriorityCriticalpatent/CA980518A/en
Application grantedgrantedCritical
Publication of CA980518ApublicationCriticalpatent/CA980518A/en