Document Type and Number:
Japanese Patent JPS5011270
Kind Code:
B1
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Application Number:
JP3219069A
Publication Date:
April 30, 1975
Filing Date:
April 25, 1969
Export Citation:
International Classes:
G01N35/04; G01N1/00; G01N31/00; (IPC1-7): G01N1/00; G01N31/00