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.)
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.)
Krupp Stahl AG
Original Assignee
Stahlwerke Suedwestfalen AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Stahlwerke Suedwestfalen AGfiledCriticalStahlwerke Suedwestfalen AG
Priority to FR928638ApriorityCriticalpatent/FR1351241A/en
Application grantedgrantedCritical
Publication of FR1351241ApublicationCriticalpatent/FR1351241A/en