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.)
NGK Insulators Ltd
Energy Support Corp
Original Assignee
NGK Insulators Ltd
Energy Support Corp
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 NGK Insulators Ltd, Energy Support CorpfiledCriticalNGK Insulators Ltd
Priority to JP19059783UpriorityCriticalpatent/JPS6098254U/ja
Publication of JPS6098254UpublicationCriticalpatent/JPS6098254U/ja
Application grantedgrantedCritical
Publication of JPH017970Y2publicationCriticalpatent/JPH017970Y2/ja