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发明名称
Film magazine
摘要
申请公布号
US1977569(A)
申请公布日期
1934.10.16
申请号
US19330669508
申请日期
1933.05.05
申请人
FOLMER GRAFLEX CORPORATION
发明人
HINELINE EDSON S.
分类号
G03B17/26
主分类号
G03B17/26
代理机构
代理人
主权项
地址
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