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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0227759
Kind Code:
Y2
Application Number:
JP13068785U
Publication Date:
July 26, 1990
Filing Date:
August 26, 1985
Export Citation:
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International Classes:
F16L39/04; F16L37/00; F16L37/02; F16L41/08; (IPC1-7): F16L39/04; F16L37/02; F16L41/08



 
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