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.)
Japan Oxygen Co Ltd
Original Assignee
Japan Oxygen 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 Japan Oxygen Co LtdfiledCriticalJapan Oxygen Co Ltd
Priority to JP4962176ApriorityCriticalpatent/JPS52133162A/ja
Publication of JPS52133162ApublicationCriticalpatent/JPS52133162A/ja
Publication of JPS611135B2publicationCriticalpatent/JPS611135B2/ja