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Priority to JP14230286UpriorityCriticalpatent/JPS6347864U/ja
Priority to DE19873702795prioritypatent/DE3702795A1/de
Priority to CA000528747Aprioritypatent/CA1278498C/en
Priority to GB8702326Aprioritypatent/GB2195099B/en
Priority to CH39387Aprioritypatent/CH672448A5/fr
Priority to FR8701859Aprioritypatent/FR2603508B1/fr
Publication of JPS6347864UpublicationCriticalpatent/JPS6347864U/ja