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
CA683363A
Inventor
V. Jakobsson Stig
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.)
GOTEBORGS VERKSTADSINDUSTRI AB
Original Assignee
GOTEBORGS VERKSTADSINDUSTRI AB
Publication date
Application grantedgrantedCritical
Publication of CA683363ApublicationCriticalpatent/CA683363A/en