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发明名称
FILMKASSETTE MIT SPULE.
摘要
申请公布号
DE1601909(U)
申请公布日期
1950.02.23
申请号
DE194800L7116U
申请日期
1948.12.14
申请人
ERNST LEITZ, G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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