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发明名称
Device for spinning and further treatment of artificial silk
摘要
申请公布号
US2113781(A)
申请公布日期
1938.04.12
申请号
US19310530832
申请日期
1931.04.17
申请人
NORTH AMERICAN RAYON CORPORATION
发明人
BOCHMANN OTTO
分类号
B65H75/02
主分类号
B65H75/02
代理机构
代理人
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地址
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