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经营范围
发明名称
CAMERA ERECTING SYSTEM
摘要
申请公布号
US3543661(A)
申请公布日期
1970.12.01
申请号
USD3543661
申请日期
1968.07.30
申请人
POLAROID CORP.
发明人
WILLIAM J. ROSEN
分类号
G03B17/52;(IPC1-7):G03B17/04
主分类号
G03B17/52
代理机构
代理人
主权项
地址
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