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.)
Dorrington Co
Original Assignee
Dorrington 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
Priority claimed from US05/542,112external-prioritypatent/US3930692A/en
Application filed by Dorrington CofiledCriticalDorrington Co
Application grantedgrantedCritical
Publication of AU489630B2publicationCriticalpatent/AU489630B2/en
Publication of AU1015976ApublicationCriticalpatent/AU1015976A/en