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.)
Takenaka Seisakusho Co Ltd
Tokyo Gas Co Ltd
Original Assignee
Takenaka Seisakusho Co Ltd
Tokyo 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 Takenaka Seisakusho Co Ltd, Tokyo Gas Co LtdfiledCriticalTakenaka Seisakusho Co Ltd
Priority to JP10440088UpriorityCriticalpatent/JPH062111Y2/ja
Publication of JPH0225826UpublicationCriticalpatent/JPH0225826U/ja
Application grantedgrantedCritical
Publication of JPH062111Y2publicationCriticalpatent/JPH062111Y2/ja