发明名称 |
ELECTRETS FROM PLASMA POLYMERIZED MATERIAL |
摘要 |
<p>This invention relates to devices having electrets. The invention provides the improvement wherein the electret of the device, comprises a film of a plasma polymerized dielectric material having a volumetric space charge, which is generally uniform in the space charge.</p> |
申请公布号 |
CA1141020(A) |
申请公布日期 |
1983.02.08 |
申请号 |
CA19790337980 |
申请日期 |
1979.10.19 |
申请人 |
SAPIEHA, SLAWOMIR W.;WERTHEIMER, MICHAEL R. |
发明人 |
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分类号 |
H04R19/01;B05D7/24;H01G7/02 |
主分类号 |
H04R19/01 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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