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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4969520
Kind Code:
A
Application Number:
JP11154672A
Publication Date:
July 05, 1974
Filing Date:
November 07, 1972
Export Citation:
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International Classes:
C21D1/26; C23F1/00; (IPC1-7): C23F1/00



 
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