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发明名称
Magazine loaded with different sorts of films
摘要
申请公布号
US2320722(A)
申请公布日期
1943.06.01
申请号
US19400356443
申请日期
1940.09.12
申请人
GENERAL ANILINE & FILM CORPORATION
发明人
FROST PAUL
分类号
G03B1/66
主分类号
G03B1/66
代理机构
代理人
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地址
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