Document Type and Number:
Japanese Patent JPS5230187
Kind Code:
Y2
Application Number:
JP14244773U
Publication Date:
July 09, 1977
Filing Date:
December 08, 1973
Export Citation:
International Classes:
E04G3/00; E04G1/36; E04G5/06; (IPC1-7): E04G3/04; E04G5/06