发明名称 |
Stencil and method of using the same |
摘要 |
A stencil comprises an electret film, wherein the film has at least one perforation having a perimeter that defines an area, and wherein the area is greater than or equal to about one square centimeter. Methods of marking a substrate using stencils of the present invention are also disclosed.
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申请公布号 |
US2004040454(A1) |
申请公布日期 |
2004.03.04 |
申请号 |
US20020231567 |
申请日期 |
2002.08.30 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
PEARSON SCOTT D.;BHARTI VIVEK |
分类号 |
B41L13/12;B41M1/12;B41N1/00;B41N1/24;(IPC1-7):B41N1/24 |
主分类号 |
B41L13/12 |
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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