Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device
Reexamination Certificate
2007-12-07
2010-12-14
Guharay, Karabi (Department: 2889)
Electric lamp and discharge devices
With gas or vapor
Three or more electrode discharge device
C313S112000
Reexamination Certificate
active
07852002
ABSTRACT:
A filter and a plasma display device (PDP) having the same may include a plasma display panel, an EMI shielding sheet having a plurality of shielding layers each including three or more thin film layers, and a protection sheet including a base unit having a plurality of grooves formed in one surface thereof and a plurality of pattern units formed in the grooves and having a different refractive index from that of the base unit.
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Cha Hong Rae
Moon Joon Kwon
Seo Eun Seong
Shin Woon Seo
Sohn Ji Hoon
Guharay Karabi
Ked & Associates LLP
LG Electronics Inc.
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