Document Type and Number:
Japanese Patent JPS5246228
Kind Code:
B2
Application Number:
JP7320271A
Publication Date:
November 22, 1977
Filing Date:
September 20, 1971
Export Citation:
International Classes:
C07D277/20; C07D277/40; (IPC1-7): C07D277/40
Previous Patent: JPS5246227
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