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.)
Toshiba Ray O Vac Co Ltd
Original Assignee
Toshiba Ray O Vac 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 Toshiba Ray O Vac Co LtdfiledCriticalToshiba Ray O Vac Co Ltd
Priority to JP4554375ApriorityCriticalpatent/JPS51121140A/en
Publication of JPS51121140ApublicationCriticalpatent/JPS51121140A/en
Publication of JPS5513390B2publicationCriticalpatent/JPS5513390B2/ja