Document Type and Number:
Japanese Patent JPS4979217
Kind Code:
U
Application Number:
JP12364772U
Publication Date:
July 09, 1974
Filing Date:
October 26, 1972
Export Citation:
International Classes:
G11B15/675; G11B15/66; (IPC1-7): G11B15/66
Domestic Patent References:
| JPS4738811A |