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
CA092611A
Inventor
W. Palmer Ansell
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.)
OKTRONICS Inc
Original Assignee
OKTRONICS Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by OKTRONICS IncfiledCriticalOKTRONICS Inc
Priority to CA092611ApriorityCriticalpatent/CA923616A/en
Application grantedgrantedCritical
Publication of CA923616ApublicationCriticalpatent/CA923616A/en