Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Reexamination Certificate
2006-11-29
2010-10-12
Friedhofer, Michael A (Department: 2833)
Electricity: circuit makers and breakers
Multiple circuit control
Multiple switch
C200S004000, C200S014000, C200S00600C
Reexamination Certificate
active
07812271
ABSTRACT:
A complex button assembly and a portable multimedia device using the same. The complex button assembly is installed to an upper end of a case which defines an external appearance of the portable multimedia device. The complex button assembly is provided with a plurality of buttons to receive information on an operating state of the multimedia device. The complex button assembly is installed to face upwardly on the upper surface of the case or rearwardly and upwardly on the upper surface of the case such that a user can easily operate the portable multimedia device. In the complex button assembly, a button body having first and second button units is installed in a penetration portion of a button frame. A jog window is further formed in a middle portion of the button body in which a jog button is installed.
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Kim Kyung Yul
Lee Seok Woo
Birch & Stewart Kolasch & Birch, LLP
Friedhofer Michael A
LG Electronics Inc.
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