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
CA814756A
Inventor
Wehr Georg
Gotze Gotthold
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.)
ROTENBURGER METALLWERKE GmbH
Original Assignee
ROTENBURGER METALLWERKE GmbH
Publication date
Application grantedgrantedCritical
Publication of CA814756ApublicationCriticalpatent/CA814756A/en