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经营范围
发明名称
Film inspecting apparatus
摘要
申请公布号
US2284150(A)
申请公布日期
1942.05.26
申请号
US19380212784
申请日期
1938.06.09
申请人
UNIVERSUM-FILM AKTIENGESELLSCHAFT
发明人
KEMNA GUSTAV
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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