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.)
INTERNATIONAL WESTERN ELECTRIC CO
AT&T Corp
Original Assignee
INTERNATIONAL WESTERN ELECTRIC CO
Western Electric Co Inc
Publication date
Application grantedgrantedCritical
Publication of CA205155ApublicationCriticalpatent/CA205155A/fr