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.)
Hoover Universal Inc
Original Assignee
Hoover Universal Inc
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 US07/219,732external-prioritypatent/US4867323A/en
Application filed by Hoover Universal IncfiledCriticalHoover Universal Inc
Publication of AU3794889ApublicationCriticalpatent/AU3794889A/en
Application grantedgrantedCritical
Publication of AU609691B2publicationCriticalpatent/AU609691B2/en
Publication of AU609691CpublicationCriticalpatent/AU609691C/en