Document Type and Number:
Japanese Patent JPS54118103
Kind Code:
U
Application Number:
JP1427378U
Publication Date:
August 18, 1979
Filing Date:
February 06, 1978
Export Citation:
International Classes:
H04R11/08; G11B3/50; (IPC1-7): H04R11/08; G11B3/50
Domestic Patent References:
| JPS5122362A | 1976-02-23 |