Document Type and Number:
Japanese Patent JPS5422247
Kind Code:
Y2
Application Number:
JP11223374U
Publication Date:
August 03, 1979
Filing Date:
September 17, 1974
Export Citation:
International Classes:
E04B2/74; E04B2/76; E04B2/78; E04B2/82; (IPC1-7): E04B2/78; E04B2/82