Document Type and Number:
Japanese Patent JPS5215835
Kind Code:
Y2
Application Number:
JP10105172U
Publication Date:
April 09, 1977
Filing Date:
August 30, 1972
Export Citation:
International Classes:
G01N27/416; C02F1/42; G01N27/30; (IPC1-7): G01N27/30; C02B1/42