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发明名称
Changeable indicia for receptacle covers
摘要
申请公布号
US2492891(A)
申请公布日期
1949.12.27
申请号
US19450624016
申请日期
1945.10.23
申请人
A.-G. FUER METALLBEARBEITUNG
发明人
SCHALL EGON
分类号
A45D33/18
主分类号
A45D33/18
代理机构
代理人
主权项
地址
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