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
AU60977/69A
Inventor
HENRY HUBBLE and WILLIAM HAMILTON POWERS DAVID
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.)
United States Steel Corp
Original Assignee
United States Steel Corp
Filing date
Publication date
Application filed by United States Steel CorpfiledCriticalUnited States Steel Corp
Publication of AU6097769ApublicationCriticalpatent/AU6097769A/en