Document Type and Number:
Japanese Patent JPS5244416
Kind Code:
Y2
Application Number:
JP5237573U
Publication Date:
October 08, 1977
Filing Date:
May 01, 1973
Export Citation:
International Classes:
E04B1/98; B32B3/16; E04B2/74; E04C2/26; E04C2/30; E04C2/38; (IPC1-7): E04C2/38