Document Type and Number:
Japanese Patent JPS50114208
Kind Code:
A
Application Number:
JP13761974A
Publication Date:
September 08, 1975
Filing Date:
November 29, 1974
Export Citation:
International Classes:
G11B27/10; G03B31/06; G11B19/08; G11B27/22; G11B27/28; (IPC1-7): G11B27/22; G11B27/28