Document Type and Number:
Japanese Patent JPS5318882
Kind Code:
Y2
Application Number:
JP386074U
Publication Date:
May 19, 1978
Filing Date:
December 29, 1973
Export Citation:
International Classes:
C04B40/00; B28B11/24; B28B15/00; F04B15/00; F04B53/10; F04B53/12; F16K15/04; (IPC1-7): F04B21/02; F04B15/00; F16K15/04