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
CA593402A
Inventor
Muller Kurt
Tonniges 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.)
Deutsche Fibrit Gesellschaft Ebers and Dr Mueller mbH
Original Assignee
Deutsche Fibrit Gesellschaft Ebers and Dr Mueller mbH
Publication date
Application grantedgrantedCritical
Publication of CA593402ApublicationCriticalpatent/CA593402A/en