Document Type and Number:
Japanese Patent JPS623594
Kind Code:
Y2
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Application Number:
JP9335880U
Publication Date:
January 27, 1987
Filing Date:
July 01, 1980
Export Citation:
International Classes:
F16L39/00; F16L37/00; F16L37/14; F16L37/28; F16L37/40; (IPC1-7): F16L39/00; F16L37/14; F16L37/28
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