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发明名称
Apparatus for the manufacture of artificial threads or filaments
摘要
申请公布号
US1935200(A)
申请公布日期
1933.11.14
申请号
US19280284422
申请日期
1928.06.11
申请人
CELANESE CORPORATION OF AMERICA
发明人
BOWER JOSHUA
分类号
D01D1/06
主分类号
D01D1/06
代理机构
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