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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4929694
Kind Code:
Y1
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Application Number:
JP6105469U
Publication Date:
August 12, 1974
Filing Date:
June 30, 1969
Export Citation:
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International Classes:
G11B15/675; G11B15/66; (IPC1-7): G11B15/66



 
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