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经营范围
发明名称
PHOTOGRAPHIC SHUTTER
摘要
申请公布号
CA434357(A)
申请公布日期
1946.04.23
申请号
CAD434357
申请日期
申请人
GENERAL ANILINE AND FILM CORPORATION
发明人
JOHN E. LEONARD
分类号
主分类号
代理机构
代理人
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地址
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