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发明名称
Paper conveyer for photographic developing devices
摘要
申请公布号
US2501251(A)
申请公布日期
1950.03.21
申请号
US19460683878
申请日期
1946.07.16
申请人
ERNST ZOLLINGER
发明人
ZOLLINGER ERNST
分类号
G03D3/13
主分类号
G03D3/13
代理机构
代理人
主权项
地址
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