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发明名称
Photographic camera
摘要
申请公布号
US1980546(A)
申请公布日期
1934.11.13
申请号
US19330663326
申请日期
1933.03.29
申请人
FOLMER GRAFLEX CORPORATION
发明人
PETIT WILLIAM H.;HINELINE EDSON S.
分类号
G03B17/04
主分类号
G03B17/04
代理机构
代理人
主权项
地址
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