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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS53147805
Kind Code:
U
Application Number:
JP5266577U
Publication Date:
November 21, 1978
Filing Date:
April 27, 1977
Export Citation:
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International Classes:
G11B3/095; G11B19/14; (IPC1-7): G11B19/14; G11B17/06
Foreign References:
US3937903A1976-02-10



 
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