Document Type and Number:
Japanese Patent JPS4815223
Kind Code:
U
Application Number:
JP5485771U
Publication Date:
February 21, 1973
Filing Date:
June 26, 1971
Export Citation:
International Classes:
E03B7/07; E03C1/06; F16K15/02; F16K43/00; (IPC1-7): F16K15/02