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经营范围
发明名称
HOLLOW FILAMENTS
摘要
申请公布号
US3558420(A)
申请公布日期
1971.01.26
申请号
USD3558420
申请日期
1967.08.17
申请人
ALLIED CHEMICAL CORP.
发明人
JAMES E. OPFELL
分类号
B29C47/30;D01D5/24;(IPC1-7):D01D5/24
主分类号
B29C47/30
代理机构
代理人
主权项
地址
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