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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS4865204
Kind Code:
Application Number:
Publication Date:
August 18, 1973
Filing Date:
November 24, 1971
Export Citation:
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International Classes:
A63F9/00; A63F11/00; G11B31/00; (IPC1-7): G11B31/00; A63F9/00

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