Document Type and Number:
Japanese Patent JPS51143412
Kind Code:
U
Application Number:
JP6394075U
Publication Date:
November 18, 1976
Filing Date:
May 13, 1975
Export Citation:
International Classes:
G11B15/00; G11B15/60; H04N5/78; (IPC1-7): G11B15/60; H04N5/78