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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS568014
Kind Code:
B2
Application Number:
JP8435471A
Publication Date:
February 20, 1981
Filing Date:
October 26, 1971
Export Citation:
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International Classes:
C07C50/12; B01J27/00; C07C45/00; C07C46/04; C07C67/00; B01J27/02; (IPC1-7): C07C50/12; C07C46/04