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.)
NOF Corp
Original Assignee
Nippon Oil and Fats 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 Nippon Oil and Fats Co LtdfiledCriticalNippon Oil and Fats Co Ltd
Priority to JP6514675ApriorityCriticalpatent/JPS51141198A/en
Publication of JPS51141198ApublicationCriticalpatent/JPS51141198A/en
PURPOSE: To provide a device which automatically floats on the water to indicate the position of an apparatus sunk under the water after it is used there or flowed therefrom.