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.)
William Howard Hart & Richard H Abromeit
Original Assignee
William Howard Hart & Richard H Abromeit
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 William Howard Hart & Richard H AbromeitfiledCriticalWilliam Howard Hart & Richard H Abromeit
Application grantedgrantedCritical
Publication of AU462215B2publicationCriticalpatent/AU462215B2/en
Publication of AU2333270ApublicationCriticalpatent/AU2333270A/en