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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5238456
Kind Code:
U
Application Number:
JP12435375U
Publication Date:
March 18, 1977
Filing Date:
September 11, 1975
Export Citation:
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International Classes:
F16L13/12; E02D29/12; F16L13/11; (IPC1-7): E02D29/12; F16L13/11