Document Type and Number:
Japanese Patent JPS57185806
Kind Code:
U
Application Number:
JP7251481U
Publication Date:
November 25, 1982
Filing Date:
May 21, 1981
Export Citation:
International Classes:
E04B1/80; A47G1/02; E04B1/64; E04B1/76; (IPC1-7): E04B1/76; A47G1/02; E04B1/64