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
Priority claimed from JP3731392Aexternal-prioritypatent/JP2999052B2/ja
Application filed by Mitsubishi Heavy Ind LtdfiledCriticalMitsubishi Heavy Ind Ltd
Application grantedgrantedCritical
Publication of TW235929BpublicationCriticalpatent/TW235929B/zh