Document Type and Number:
Japanese Patent JPH0426793
Kind Code:
Y2
Application Number:
JP15520286U
Publication Date:
June 26, 1992
Filing Date:
October 09, 1986
Export Citation:
International Classes:
E02F9/00; E02F9/12; F16L27/08; F16L37/00; F16L39/04; (IPC1-7): F16L39/04; E02F9/00; F16L27/08
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