Document Type and Number:
Japanese Patent JPS4954326
Kind Code:
U
Application Number:
JP9516272U
Publication Date:
May 14, 1974
Filing Date:
August 15, 1972
Export Citation:
International Classes:
B25B13/00; E21D9/06; E21D11/00; E21D11/07; E21D11/40; F16B33/00; (IPC1-7): E21D11/40; E21D9/06; E21D11/07