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.)
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.)
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Priority to JP2131489UpriorityCriticalpatent/JPH02113157U/ja
Priority to AU37144/89Aprioritypatent/AU614392B2/en
Priority to DE68917856Tprioritypatent/DE68917856T2/de
Priority to EP89111786Aprioritypatent/EP0366863B1/en
Priority to CA000604647Aprioritypatent/CA1308781C/en
Publication of JPH02113157UpublicationCriticalpatent/JPH02113157U/ja
Priority to US07/747,411prioritypatent/US5178744A/en
