Document Type and Number:
Japanese Patent JPS54109208
Kind Code:
U
Application Number:
JP152378U
Publication Date:
August 01, 1979
Filing Date:
January 12, 1978
Export Citation:
International Classes:
E02D3/046; E01B27/14; E01B27/16; E01C19/30; E01C19/34; (IPC1-7): E01B27/16; E01C19/34; E02D3/06