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Document Type and Number:
Japanese Patent JPS478060
Kind Code:
Application Number:
Publication Date:
March 08, 1972
Filing Date:
August 30, 1968
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International Classes:
C07C37/68; B01D9/02; B01J2/02; C07C27/00; C07C39/16; C07C67/00

Next Patent: JPH0478061