Document Type and Number:
Japanese Patent JPS5057213
Kind Code:
U
Application Number:
JP11093073U
Publication Date:
May 29, 1975
Filing Date:
September 22, 1973
Export Citation:
International Classes:
E04B1/94; B32B13/00; B32B13/04; E04C2/04; (IPC1-7): E04C2/04