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.)
Data Recording Instrument Co Ltd
Original Assignee
Data Recording Instrument 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
Priority claimed from GB25034/76Aexternal-prioritypatent/GB1572172A/en
Application filed by Data Recording Instrument Co LtdfiledCriticalData Recording Instrument Co Ltd
Publication of JPS52156018ApublicationCriticalpatent/JPS52156018A/en