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.)
South African Iron & Steel
Original Assignee
South African Iron & Steel
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 South African Iron & SteelfiledCriticalSouth African Iron & Steel
Priority to FR793375ApriorityCriticalpatent/FR1237732A/fr
Application grantedgrantedCritical
Publication of FR1237732ApublicationCriticalpatent/FR1237732A/fr