Document Type and Number:
Japanese Patent JPS56159557
Kind Code:
U
Application Number:
JP5727380U
Publication Date:
November 27, 1981
Filing Date:
April 28, 1980
Export Citation:
International Classes:
E04B2/56; E04B1/04; E04B1/30; E04B5/43; E04H3/14; (IPC1-7): E04H3/14; E04B1/04; E04B2/56