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发明名称
Verfahren zur Gewinnung von Koffein aus Kolanuss durch Extraktion
摘要
申请公布号
DE907055(C)
申请公布日期
1954.03.22
申请号
DE1944H002320D
申请日期
1944.12.23
申请人
HILDEBRAND KAKAO- UND SCHOKOLADENFABRIK G.M.B.H.
发明人
RINNE DIPL.-ING. ALBERT
分类号
C07D473/12
主分类号
C07D473/12
代理机构
代理人
主权项
地址
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