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经营范围
发明名称
Paper film conveyer
摘要
申请公布号
US2342780(A)
申请公布日期
1944.02.29
申请号
US19410407802
申请日期
1941.08.21
申请人
ERNST ZOLLINGER
发明人
ZOLLINGER ERNST
分类号
G03D3/12
主分类号
G03D3/12
代理机构
代理人
主权项
地址
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