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
CA676538A
Inventor
Ganzenmuller Albert
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.)
AG fur BERGUND HUTTENBETRIEBE
Hoesch Werke AG
Original Assignee
AG fur BERGUND HUTTENBETRIEBE
Hoesch Werke AG
Publication date
Application grantedgrantedCritical
Publication of CA676538ApublicationCriticalpatent/CA676538A/en