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经营范围
发明名称
Manufacture of artificial silk
摘要
申请公布号
US1984303(A)
申请公布日期
1934.12.11
申请号
US19320636177
申请日期
1932.10.04
申请人
AMERICAN BEMBERG CORPORATION
发明人
HARDT GUSTAV
分类号
D01F4/00
主分类号
D01F4/00
代理机构
代理人
主权项
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