Document Type and Number:
Japanese Patent JPS576881
Kind Code:
U
Application Number:
JP8331280U
Publication Date:
January 13, 1982
Filing Date:
June 13, 1980
Export Citation:
International Classes:
F16L17/00; F16L19/00; F16L35/00; F16L37/00; F16L37/22; F16L37/23; (IPC1-7): F16L19/00; F16L35/00; F16L37/00
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