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.)
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Priority to JP3929889UpriorityCriticalpatent/JPH02131835U/ja
Priority to US07/422,224prioritypatent/US4996829A/en
Priority to GB8923382Aprioritypatent/GB2223660B/en
Priority to FR8913538Aprioritypatent/FR2637767B1/fr
Priority to DE3934636Aprioritypatent/DE3934636A1/de
Publication of JPH02131835UpublicationCriticalpatent/JPH02131835U/ja
