Document Type and Number:
Japanese Patent JPH0194688
Kind Code:
U
Application Number:
JP19169187U
Publication Date:
June 22, 1989
Filing Date:
December 16, 1987
Export Citation:
International Classes:
F16L9/19; F16L37/00; F16L39/04; F16L41/02; (IPC1-7): F16L9/19; F16L39/04; F16L41/02
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