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发明名称
Photographic printing apparatus
摘要
申请公布号
US3147683(A)
申请公布日期
1964.09.08
申请号
US19610143113
申请日期
1961.10.05
申请人
HULEN CLAUDE K
发明人
HULEN CLAUDE K.
分类号
G03B27/20
主分类号
G03B27/20
代理机构
代理人
主权项
地址
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