Document Type and Number:
Japanese Patent JPS6349846
Kind Code:
Y2
Application Number:
JP3618180U
Publication Date:
December 21, 1988
Filing Date:
March 18, 1980
Export Citation:
International Classes:
G11B5/127; G11B5/133; G11B5/187; (IPC1-7): G11B5/127
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