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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4944364
Kind Code:
B1
Application Number:
JP459071A
Publication Date:
November 28, 1974
Filing Date:
February 05, 1971
Export Citation:
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International Classes:
E02D5/74; E02D15/00; (IPC1-7): E02D29/06; E02D5/74; E02D15/00