Document Type and Number:
Japanese Patent JPS4929725
Kind Code:
U
Application Number:
JP6013572U
Publication Date:
March 14, 1974
Filing Date:
May 23, 1972
Export Citation:
International Classes:
E01C11/26; E01F11/00; E01H5/00; E01H5/10; G05B11/00; G05B11/01; G05G15/00; (IPC1-7): E01C11/26; E01F11/00; G05B11/01; G05G15/00