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Priority to JP158288UpriorityCriticalpatent/JPH01106578U/ja
Priority to US07/272,072prioritypatent/US4936087A/en
Priority to IT8848570Aprioritypatent/IT1224572B/it
Priority to GB8827066Aprioritypatent/GB2212528B/en
Priority to DE3839082Aprioritypatent/DE3839082A1/de
Priority to CH4324/88Aprioritypatent/CH681460A5/de
Publication of JPH01106578UpublicationCriticalpatent/JPH01106578U/ja