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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5479103
Kind Code:
U
Application Number:
JP15297177U
Publication Date:
June 05, 1979
Filing Date:
November 15, 1977
Export Citation:
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International Classes:
G11B31/00; G01P3/48; G01P3/489; G11B19/28; (IPC1-7): G11B19/28; G01P3/48