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经营范围
发明名称
Broche retordeuse à double torsion
摘要
申请公布号
FR991937(A)
申请公布日期
1951.10.11
申请号
FRD991937
申请日期
1949.08.04
申请人
NORTH AMERICAN RAYON CORPORATION
发明人
分类号
D01H13/10
主分类号
D01H13/10
代理机构
代理人
主权项
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