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发明名称
Erecting mechanism for photogrpahic apparatus
摘要
申请公布号
US2941460(A)
申请公布日期
1960.06.21
申请号
US19570696504
申请日期
1957.11.14
申请人
POLAROID CORPORATION
发明人
JR. WILLIAM H. EBURN,
分类号
G03B3/02
主分类号
G03B3/02
代理机构
代理人
主权项
地址
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