Document Type and Number:
Japanese Patent JPS54160935
Kind Code:
U
Application Number:
JP5757678U
Publication Date:
November 10, 1979
Filing Date:
April 29, 1978
Export Citation:
International Classes:
E04F19/02; E04F13/00; E04F13/08; (IPC1-7): E04F13/00; E04F19/02