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经营范围
发明名称
Device for accommodating wound film bands
摘要
申请公布号
US2041152(A)
申请公布日期
1936.05.19
申请号
US19340724969
申请日期
1934.05.10
申请人
WERNER SCUPIN
发明人
SCUPIN WERNER
分类号
G03B21/32
主分类号
G03B21/32
代理机构
代理人
主权项
地址
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