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发明名称
Rollfilm
摘要
申请公布号
DE617931(C)
申请公布日期
1935.08.29
申请号
DE1932A064642D
申请日期
1932.01.06
申请人
"ASTRA" BETEILIGUNGS- UND VERWALTUNGS-AKT.-GES.
发明人
分类号
G03C3/02
主分类号
G03C3/02
代理机构
代理人
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地址
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