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.)
ERVIN CARL LENTZ and KARL KENNETH KERNS WALTER HENRY POWERS
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.)
Walker Manufacturing Co
Original Assignee
Walker Manufacturing Co
Filing date
Publication date
Application filed by Walker Manufacturing CofiledCriticalWalker Manufacturing Co
Application grantedgrantedCritical
Publication of AU272871B2publicationCriticalpatent/AU272871B2/en
Publication of AU2850063ApublicationCriticalpatent/AU2850063A/en