Document Type and Number:
Japanese Patent JPS4942226
Kind Code:
Y1
Application Number:
JP3164470U
Publication Date:
November 19, 1974
Filing Date:
April 02, 1970
Export Citation:
International Classes:
G01N27/22; G01N23/00; G01N27/04; (IPC1-7): G01N27/22; G01N27/04