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 31577
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.)
ACOUSTICON SYSTEMS CORP
Original Assignee
ACOUSTICON SYSTEMS CORP
Publication date
Priority to CA 31577priorityCriticalpatent/CA31577S/en
Application grantedgrantedCritical
Publication of CA31577SpublicationCriticalpatent/CA31577S/en