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经营范围
发明名称
POLYOLEFIN FIBER TO BE MADE INTO ELECTRET
摘要
申请公布号
JPH057712(A)
申请公布日期
1993.01.19
申请号
JP19910185706
申请日期
1991.06.28
申请人
TOYOBO CO LTD
发明人
TOKUDA SEIJI;TANI YATSUHIRO
分类号
B01D39/14;D01F6/06;D06M10/00;H01G7/02
主分类号
B01D39/14
代理机构
代理人
主权项
地址
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