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.)
Ishikawa Seisakusho Ltd
Original Assignee
Ishikawa Seisakusho 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 Ishikawa Seisakusho LtdfiledCriticalIshikawa Seisakusho Ltd
Priority to JP4285578ApriorityCriticalpatent/JPS54134163A/ja
Publication of JPS54134163ApublicationCriticalpatent/JPS54134163A/ja