Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osaka Gas Co Ltd
Idec Corp
Original Assignee
Idec Izumi Corp
Osaka Gas Co Ltd
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
Application filed by Idec Izumi Corp, Osaka Gas Co LtdfiledCriticalIdec Izumi Corp
Priority to JP361582ApriorityCriticalpatent/JPS58121497A/ja
Publication of JPS58121497ApublicationCriticalpatent/JPS58121497A/ja
Publication of JPH0465435B2publicationCriticalpatent/JPH0465435B2/ja