Document Type and Number:
Japanese Patent JPS5122493
Kind Code:
Y2
Application Number:
JP4473271U
Publication Date:
June 10, 1976
Filing Date:
May 29, 1971
Export Citation:
International Classes:
E04H1/12; E04B1/66; E04B1/684; E04B2/56; E04B2/58; (IPC1-7): E04B1/40; E04B2/58