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发明名称
Extrusion of filament-forming materials
摘要
申请公布号
US2657428(A)
申请公布日期
1953.11.03
申请号
US19490115035
申请日期
1949.09.10
申请人
BRITISH CELANESE LIMITED
发明人
UPTON EDWARD JAMES
分类号
B29B13/02;B29C47/10;B29C47/54;D01D1/04;D01D1/06;D01D5/08
主分类号
B29B13/02
代理机构
代理人
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