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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5221690
Kind Code:
Y2
Application Number:
JP4375972U
Publication Date:
May 18, 1977
Filing Date:
April 13, 1972
Export Citation:
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International Classes:
G01K1/14; C21D1/74; F27D21/00; F27D99/00; G01K7/02; G01K7/04; G01K13/00; G01N1/22; G01N1/24; (IPC1-7): C21D1/74; F27D23/00; G01K13/00; G01N1/22