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公开(公告)号：US2770569A
公开(公告)日：1956-11-13
申请号：US31495452
申请日：1952-10-15
Applicant: HOFFMANN LA ROCHE
Inventor： KONRAD FROMHERZ , ANDRE GRUESSNER , BELA PELLMONT , OTTO SCHNIDER
IPC: A61K31/485
CPC classification number: A61K31/485 , A61K31/135 , A61K31/14 , A61K31/445 , A61K2300/00
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