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发明名称
Mode et dispositif d'enroulement de bandes de films sans fin non tordues
摘要
申请公布号
FR842832(A)
申请公布日期
1939.06.20
申请号
FRD842832
申请日期
1938.08.31
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
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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