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发明名称
Ultradünner Polymerfilm-Elektret und Verfahren zu seiner Herstellung
摘要
申请公布号
DE69222577(D1)
申请公布日期
1997.11.13
申请号
DE1992622577
申请日期
1992.07.06
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., KADOMA, OSAKA, JP
发明人
MINO, NORIHISA, SETTSU-SHI, OSAKA 566, JP;YAMAGATA, YOSHIKAZU, MORIGUCHI-SHI, OSAKA 570, JP;OGAWA, KAZUFUMI, HIRAKATA-SHI, OSAKA 573, JP
分类号
B29C41/12;B29L9/00;B29L31/34;C08J5/18;C08J7/00;H01G7/02;(IPC1-7):H01G7/02
主分类号
B29C41/12
代理机构
代理人
主权项
地址
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