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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5454914
Kind Code:
U
Application Number:
JP12832677U
Publication Date:
April 16, 1979
Filing Date:
September 26, 1977
Export Citation:
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International Classes:
F16L9/04; E02F5/18; E21D11/14; F16L57/00; F16L58/06; (IPC1-7): F16L57/00; E02D29/10; E02F5/18; F16L9/04