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发明名称
Unwinding of continuous filament yarns
摘要
申请公布号
US2224921(A)
申请公布日期
1940.12.17
申请号
US19380233534
申请日期
1938.10.06
申请人
CELANESE CORPORATION
发明人
POOL WILLIAM
分类号
B65H49/24;D01G99/00
主分类号
B65H49/24
代理机构
代理人
主权项
地址
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ANGGENERATOR
