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
CA185,435A
Inventor
Joseph P. Marsalka
Charles F. Spademan
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.)
MI2
Original Assignee
MI2
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 MI2filedCriticalMI2
Priority to CA185,435ApriorityCriticalpatent/CA1006271A/en
Application grantedgrantedCritical
Publication of CA1006271ApublicationCriticalpatent/CA1006271A/en