Document Type and Number:
Japanese Patent JPS5013412
Kind Code:
U
Application Number:
JP6281773U
Publication Date:
February 12, 1975
Filing Date:
May 30, 1973
Export Citation:
International Classes:
E04B2/56; E01F8/00; E04B1/82; E04B1/84; E04B2/02; E04C2/30; E04C2/34; E04C2/54; (IPC1-7): E04B1/84; E04B2/56; E04C2/30; E04C2/54