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经营范围
发明名称
Einrichtung, die das Aufstecken einer umsteckbaren Kinefilmspule in ein und derselben Stellung auf einen Aufsteckdorn und auf eine Mitnehmerwelle unmöglich macht.
摘要
申请公布号
CH214919(A)
申请公布日期
1941.05.31
申请号
CHD214919
申请日期
1939.12.19
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT I. G. FARBENINDUSTRIE
分类号
G03B21/32
主分类号
G03B21/32
代理机构
代理人
主权项
地址
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