Document Type and Number:
Japanese Patent JPS53119723
Kind Code:
U
Application Number:
JP2393477U
Publication Date:
September 22, 1978
Filing Date:
March 02, 1977
Export Citation:
International Classes:
E04H3/00; E04H1/12; E04H6/00; F24F7/06; (IPC1-7): E04H1/12; E04H6/00; F24F7/06