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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0116840
Kind Code:
B2
Inventors:
TAKAYAMA HIROAKI
YAMADA SACHIKO
NAKAYAMA KEIKO
Application Number:
JP9306081A
Publication Date:
March 27, 1989
Filing Date:
June 18, 1981
Export Citation:
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Assignee:
CHUGAI PHARMACEUTICAL CO LTD
International Classes:
C07J43/00; C07C67/00; C07C401/00; C07J71/00