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
CA881049A
Inventor
Dietzsch Hans-Joachim
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.)
HANS-JOACHIM DIETZSCH GmbH
Original Assignee
HANS-JOACHIM DIETZSCH GmbH
Publication date
Application grantedgrantedCritical
Publication of CA881049ApublicationCriticalpatent/CA881049A/en