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
CA629181A
Inventor
Raydt Ulrich
H. Hahne Karl
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.)
OSNABRUCKER KUPFER-UND DRAHTWERK
Original Assignee
OSNABRUCKER KUPFER-UND DRAHTWERK
Publication date
Application grantedgrantedCritical
Publication of CA629181ApublicationCriticalpatent/CA629181A/en