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发明名称
NEW PYRIDINEDITHIOL COMPOUND AND ITS PRODUCTION
摘要
申请公布号
JPH0348661(A)
申请公布日期
1991.03.01
申请号
JP19890185678
申请日期
1989.07.18
申请人
RICOH CO LTD
发明人
NAGAI KAZUKIYO
分类号
C07D213/70;C09K3/00
主分类号
C07D213/70
代理机构
代理人
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地址
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