Document Type and Number:
Japanese Patent JPS56103846
Kind Code:
U
Application Number:
JP189780U
Publication Date:
August 14, 1981
Filing Date:
January 14, 1980
Export Citation:
International Classes:
G01N3/12; G01N3/00; G01N17/00; (IPC1-7): G01N17/00; G01N3/12