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.)
Nippon Columbia Co Ltd
Original Assignee
Nippon Columbia 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 Columbia Co LtdfiledCriticalNippon Columbia Co Ltd
Priority to JP1527779ApriorityCriticalpatent/JPS55108935A/ja
Priority to US06/120,676prioritypatent/US4355338A/en
Publication of JPS55108935ApublicationCriticalpatent/JPS55108935A/ja
Publication of JPH0123848B2publicationCriticalpatent/JPH0123848B2/ja
The recording and reproducing of voice and a speed control signal using a single magnetic tape track(Modulator/demodulator for frequency control of speed signal in recording and reproducing voice annotation on single magnetic tape track)