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.)
CENTRAL STATION EQUIPMENT CO
UTILITIES SERVICE Inc
Original Assignee
CENTRAL STATION EQUIPMENT CO
UTILITIES SERVICE Inc
Publication date
Application grantedgrantedCritical
Publication of CA298954ApublicationCriticalpatent/CA298954A/fr