Document Type and Number:
Japanese Patent JPS5289918
Kind Code:
U
Application Number:
JP17935475U
Publication Date:
July 05, 1977
Filing Date:
December 26, 1975
Export Citation:
International Classes:
H04N5/781; G11B19/28; H04N5/78; (IPC1-7): H04N5/78; G11B19/28
Domestic Patent References:
| JPS4925046A | 1974-03-06 |