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 AU241778B2publicationCriticalpatent/AU241778B2/en
Publication of AU6308960ApublicationCriticalpatent/AU6308960A/en