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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS52143224
Kind Code:
U
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Application Number:
JP5291376U
Publication Date:
October 29, 1977
Filing Date:
April 26, 1976
Export Citation:
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International Classes:
E02D27/01; E02D27/00; E04G17/06; (IPC1-7): E04G17/06; E02D27/00