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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5175032
Kind Code:
U
Application Number:
JP14921574U
Publication Date:
June 12, 1976
Filing Date:
December 11, 1974
Export Citation:
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International Classes:
E01C13/00; A63B69/36; E01C23/00; (IPC1-7): E01C23/00; A63B69/36