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发明名称
Indicating apparatus for photographic printers
摘要
申请公布号
US2821124(A)
申请公布日期
1958.01.28
申请号
US19530376083
申请日期
1953.08.24
申请人
ENRIGHT JOSEPH J
发明人
ENRIGHT JOSEPH J.
分类号
G03B17/24
主分类号
G03B17/24
代理机构
代理人
主权项
地址
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