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
CA865425A
Inventor
Nordin Bengt
Forssblad Lars-Henrik
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.)
Korsnas Marma AB
Original Assignee
Korsnas Marma AB
Publication date
Application grantedgrantedCritical
Publication of CA865425ApublicationCriticalpatent/CA865425A/en