Document Type and Number:
Japanese Patent JPS4842745
Kind Code:
Y1
Application Number:
JP8438570U
Publication Date:
December 11, 1973
Filing Date:
August 26, 1970
Export Citation:
International Classes:
E04F19/08; F24C1/14; F24C15/36; (IPC1-7): F24C15/36; E04F19/08