Document Type and Number:
Japanese Patent JPH0141994
Kind Code:
Y2
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Application Number:
JP14088480U
Publication Date:
December 11, 1989
Filing Date:
October 02, 1980
Export Citation:
International Classes:
F16L35/00; F16L57/00; (IPC1-7): F16L35/00
Next Patent: JPH0141995