Document Type and Number:
Japanese Patent JPS5327798
Kind Code:
Y2
Application Number:
JP13561773U
Publication Date:
July 13, 1978
Filing Date:
November 22, 1973
Export Citation:
International Classes:
E04D1/12; E04C2/30; E04D3/24; (IPC1-7): E04D1/12; E04C2/30