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经营范围
发明名称
Production of crimped artificial filaments, fibers, and the like
摘要
申请公布号
US2139543(A)
申请公布日期
1938.12.06
申请号
US19380221740
申请日期
1938.07.28
申请人
CELANESE CORPORATION
发明人
FINLAYSON DONALD;PERRY RICHARD GILBERT
分类号
D02G1/12
主分类号
D02G1/12
代理机构
代理人
主权项
地址
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