Document Type and Number:
Japanese Patent JPS4934387
Kind Code:
Y1
Application Number:
JP6770968U
Publication Date:
September 18, 1974
Filing Date:
August 08, 1968
Export Citation:
International Classes:
E02D1/04; B25C1/00; G01N1/04; G01N1/08; (IPC1-7): G01N1/04; B25C1/00; G01N1/08