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
CA 27496
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.)
LARRY J GABBARD
AT&T Corp
Original Assignee
LARRY J GABBARD
Western Electric Co Inc
Publication date
Priority to CA 27496priorityCriticalpatent/CA27496S/en
Application grantedgrantedCritical
Publication of CA27496SpublicationCriticalpatent/CA27496S/en