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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5019540
Kind Code:
B1
Application Number:
JP2658270A
Publication Date:
July 08, 1975
Filing Date:
March 31, 1970
Export Citation:
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International Classes:
C07C255/65; C07C67/00; C07C241/00; C07C253/00; C07C291/08; (IPC1-7): C07C105/00; C07C121/78



 
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