Document Type and Number:
Japanese Patent JPS5322252
Kind Code:
Y2
Application Number:
JP2948673U
Publication Date:
June 09, 1978
Filing Date:
March 08, 1973
Export Citation:
International Classes:
E04B2/56; E01F7/00; E01F8/00; E04B1/82; (IPC1-7): E04B1/82; E01F7/00; E04B1/40