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.)
Expired
Application number
AU8490/27A
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 Corp
Original Assignee
General Railway Signal Co
Filing date
Publication date
Application filed by General Railway Signal CofiledCriticalGeneral Railway Signal Co
Publication of AU849027ApublicationCriticalpatent/AU849027A/en