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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5626030
Kind Code:
Y2
Application Number:
JP8263777U
Publication Date:
June 19, 1981
Filing Date:
June 23, 1977
Export Citation:
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International Classes:
E02D13/04; E02D5/34; E02D35/00; E04G21/14; E04G21/18; (IPC1-7): E02D13/04; E04G21/14