Document Type and Number:
Japanese Patent JPS57142498
Kind Code:
U
Application Number:
JP2793481U
Publication Date:
September 07, 1982
Filing Date:
February 26, 1981
Export Citation:
International Classes:
G11B27/34; G11B27/36; (IPC1-7): G11B27/36; G11B27/18
Domestic Patent References:
| JPS5482615A | 1979-07-02 | |||
| JPS5327076A | 1978-03-13 | |||
| JPS5382059A | 1978-07-20 |