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发明名称
Photographic reproduction apparatus
摘要
申请公布号
US2179617(A)
申请公布日期
1939.11.14
申请号
US19370170129
申请日期
1937.10.20
申请人
DILKS JR JAMES J
发明人
JR. JAMES J. DILKS,
分类号
G03B27/475
主分类号
G03B27/475
代理机构
代理人
主权项
地址
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