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.)
Frank G Hough Co
Original Assignee
Frank G Hough Co
Filing date
Publication date
Application filed by Frank G Hough CofiledCriticalFrank G Hough Co
Application grantedgrantedCritical
Publication of AU225846B2publicationCriticalpatent/AU225846B2/en
Publication of AU2924157ApublicationCriticalpatent/AU2924157A/en