Document Type and Number:
Japanese Patent JPS57106812
Kind Code:
U
Application Number:
JP18099880U
Publication Date:
July 01, 1982
Filing Date:
December 18, 1980
Export Citation:
International Classes:
E04H1/12; A47B81/00; E04B2/74; E04H1/02; (IPC1-7): E04B2/74; A47B81/00; E04H1/02