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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS63157848
Kind Code:
U
Application Number:
JP4696387U
Publication Date:
October 17, 1988
Filing Date:
March 31, 1987
Export Citation:
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International Classes:
G11B17/028; (IPC1-7): G11B17/028
Domestic Patent References:
JPS60111541U1985-07-29
JPS6133247U1986-02-28
JPS6347444U1988-03-31