Document Type and Number:
Japanese Patent JPS4823012
Kind Code:
U
Application Number:
JP6578371U
Publication Date:
March 16, 1973
Filing Date:
July 24, 1971
Export Citation:
International Classes:
G11B23/07; G11B23/06; (IPC1-7): G11B23/06
Domestic Patent References:
| JPS4919808A | 1974-02-21 |