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经营范围
发明名称
Film-viewing machine
摘要
申请公布号
US1873341(A)
申请公布日期
1932.08.23
申请号
US19270190178
申请日期
1927.05.10
申请人
IWAN SERRURIER
发明人
SERRURIER IWAN
分类号
G03B1/38
主分类号
G03B1/38
代理机构
代理人
主权项
地址
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