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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5062509
Kind Code:
U
Application Number:
JP11630573U
Publication Date:
June 07, 1975
Filing Date:
October 05, 1973
Export Citation:
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International Classes:
G11B15/17; G11B15/18; G11B15/66; G11B15/675; (IPC1-7): G11B15/66; G11B15/18
Domestic Patent References:
JPS4715245U1972-10-23