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发明名称
Carta-sobre o circular-sobre.
摘要
申请公布号
ES5336(U)
申请公布日期
1939.11.16
申请号
ES19360000053U
申请日期
1939.10.30
申请人
M. NAHON, JAMES
发明人
分类号
主分类号
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代理人
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地址
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