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
CA725068A
Inventor
Thamlitz Heinz
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.)
Huttenes Gebr KG
Original Assignee
Huttenes Gebr KG
Publication date
Application grantedgrantedCritical
Publication of CA725068ApublicationCriticalpatent/CA725068A/en