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.)
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Priority claimed from JP7840181Aexternal-prioritypatent/JPS57195037A/en
Priority claimed from JP7840281Aexternal-prioritypatent/JPS57195038A/en
Priority claimed from JP1118782Aexternal-prioritypatent/JPS58130822A/en
Priority claimed from JP1273882Uexternal-prioritypatent/JPS58117377U/en
Application filed by Okura Yusoki Co LtdfiledCriticalOkura Yusoki Co Ltd
Publication of HK86286ApublicationCriticalpatent/HK86286A/en