Document Type and Number:
Japanese Patent JPS5039726
Kind Code:
A
Application Number:
JP9095473A
Publication Date:
April 12, 1975
Filing Date:
August 15, 1973
Export Citation:
International Classes:
C04B40/00; B28B11/24; B28B13/04; B28B15/00; B28B17/00; (IPC1-7): B28B15/00; B28B17/00