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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS4896512
Kind Code:
Application Number:
Publication Date:
December 10, 1973
Filing Date:
February 10, 1972
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International Classes:
C07C27/00; B01J21/00; B01J23/00; C01B32/50; C02F1/58; C02F1/72; C07B31/00; C07B63/02; C07C27/26; C07C67/00; C07C53/06; (IPC1-7): C07C53/06

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