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Document Type and Number:
Japanese Patent JPS5624689
Kind Code:
B2
Application Number:
JP5357875A
Publication Date:
June 08, 1981
Filing Date:
May 02, 1975
Export Citation:
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International Classes:
F01N1/02; C21D1/00; C21D9/00; F27B9/00; F27B9/30; F27D13/00



 
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