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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co LtdfiledCriticalMatsushita Electric Industrial Co Ltd
Priority to JP11774976ApriorityCriticalpatent/JPS5342717A/en
Publication of JPS5342717ApublicationCriticalpatent/JPS5342717A/en
PURPOSE: To manufacture a narrow track head with high yield with a simple method, by fusion-coating of glass on the surface of flat plate type ferrite materials, and by treating with glass-etching after machining grooves.
COPYRIGHT: (C)1978,JPO&Japio
JP11774976A1976-09-291976-09-29Manufacture of magnetic head
PendingJPS5342717A
(en)