Document Type and Number:
Japanese Patent JPS5622072
Kind Code:
Y2
Application Number:
JP4359576U
Publication Date:
May 25, 1981
Filing Date:
April 08, 1976
Export Citation:
International Classes:
F16L29/00; F16L37/00; F16L37/28; F16L37/38; (IPC1-7): F16L29/00; F16L37/28
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