Document Type and Number:
Japanese Patent JPS5480706
Kind Code:
U
Application Number:
JP15585877U
Publication Date:
June 08, 1979
Filing Date:
November 18, 1977
Export Citation:
International Classes:
G11B3/00; G11B27/34; G11B31/00; H04B1/00; H04R5/00; (IPC1-7): G11B3/00; H04R5/00
Domestic Patent References:
| JPS5126252A | 1976-03-04 | |||
| JPS506213U | 1975-01-22 |