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 JP2093123Aexternal-prioritypatent/JP2943935B2/en
Application filed by Sanden CorpfiledCriticalSanden Corp
Priority to SG138794ApriorityCriticalpatent/SG138794G/en
Publication of SG138794GpublicationCriticalpatent/SG138794G/en