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.)
MARION D. WALTZ and WILLIAM H. BECKLER HOMER P. HALSEY
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.)
Youngstown Sheet and Tube Co
Original Assignee
Youngstown Sheet and Tube Co
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 Youngstown Sheet and Tube CofiledCriticalYoungstown Sheet and Tube Co
Application grantedgrantedCritical
Publication of AU422929B2publicationCriticalpatent/AU422929B2/en
Publication of AU1954067ApublicationCriticalpatent/AU1954067A/en