Document Type and Number:
Japanese Patent JPS5333245
Kind Code:
B2
Application Number:
JP11238276A
Publication Date:
September 13, 1978
Filing Date:
September 17, 1976
Export Citation:
International Classes:
G11B3/50; G11B3/08; G11B3/26; G11B3/34; G11B3/46; G11B21/20