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.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP16609386ApriorityCriticalpatent/JPS6323220A/ja
Priority to US07/073,662prioritypatent/US4835646A/en
Priority to DE19873723428prioritypatent/DE3723428A1/de
Publication of JPS6323220ApublicationCriticalpatent/JPS6323220A/ja
Priority to US07/328,386prioritypatent/US5032942A/en
Publication of JPH044647B2publicationCriticalpatent/JPH044647B2/ja