Document Type and Number:
Japanese Patent JPS4863955
Kind Code:
U
Application Number:
JP10897171U
Publication Date:
August 14, 1973
Filing Date:
November 17, 1971
Export Citation:
International Classes:
E03C1/28; E03C1/122; F16L55/07; (IPC1-7): E03C1/122; F16L55/07