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.)
Shinwa Sangyo Co Ltd
Osaka Gas Co Ltd
Original Assignee
Shinwa Sangyo Co Ltd
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 Shinwa Sangyo Co Ltd, Osaka Gas Co LtdfiledCriticalShinwa Sangyo Co Ltd
Priority to JP1978030522UpriorityCriticalpatent/JPS5824742Y2/ja
Publication of JPS54134062UpublicationCriticalpatent/JPS54134062U/ja
Application grantedgrantedCritical
Publication of JPS5824742Y2publicationCriticalpatent/JPS5824742Y2/ja