Document Type and Number:
Japanese Patent JPH0534394
Kind Code:
Y2
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Application Number:
JP2069888U
Publication Date:
August 31, 1993
Filing Date:
February 19, 1988
Export Citation:
International Classes:
F16L39/04; F16L5/00; F16L37/00; (IPC1-7): F16L5/00; F16L39/04