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
CA639560A
Inventor
Ibing Rolf
Luft Richard
Nagel Roland
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.)
MASCHINENFABRIK HARTMANN AG
Original Assignee
MASCHINENFABRIK HARTMANN AG
Publication date
Application grantedgrantedCritical
Publication of CA639560ApublicationCriticalpatent/CA639560A/en