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
CA628484A
Inventor
Schippers Heinz
Weber Wolfgang
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.)
BARMER MASCHINENFABRIK AKTIENGES
Original Assignee
BARMER MASCHINENFABRIK AKTIENGES
Publication date
Application grantedgrantedCritical
Publication of CA628484ApublicationCriticalpatent/CA628484A/en