Document Type and Number:
Japanese Patent JPS62161397
Kind Code:
U
Application Number:
JP5111786U
Publication Date:
October 14, 1987
Filing Date:
April 04, 1986
Export Citation:
International Classes:
G11B33/12; G11B19/04; G11B33/02; (IPC1-7): G11B33/12; G11B19/04; G11B33/02