Document Type and Number:
Japanese Patent JPS4844746
Kind Code:
U
Application Number:
JP8787871U
Publication Date:
June 11, 1973
Filing Date:
September 28, 1971
Export Citation:
International Classes:
E04H17/14; E04C2/42; E04H17/12; E06B9/01; (IPC1-7): E06B9/01