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
CA790093A
Inventor
Heigel Walter
Heinrich Werner
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.)
Gebr GIULINI GmbH
Original Assignee
Gebr GIULINI GmbH
Publication date
Application grantedgrantedCritical
Publication of CA790093ApublicationCriticalpatent/CA790093A/en