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
CA661790A
Inventor
Wulff Sigurd
Henningsson Ragnar
Cassler Lennart
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.)
FARMING AB
Original Assignee
FARMING AB
Publication date
Application grantedgrantedCritical
Publication of CA661790ApublicationCriticalpatent/CA661790A/en