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Optical keyboard
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Back lighted membrane keyboard with parts being secured together by subjecting to ultrasonic welding
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Planarized laser mouse
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Back lighted membrane keyboard with components being secured together by subjecting to ultrasonic welding
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Membrane keyboard with parts being fixedly secured together
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Antenna module for a display device that incorporates an electromagnetic digitizing tablet function
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Digitizer pen capable of utilizing solar power
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Illuminating keyboard
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Magnetic induction cursor input system
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Display for statuses of keys on a wireless keyboard
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US2007163866A1
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Printed circuit board with thin film switches for a keyboard
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US2007163865A1
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Thin film circuit board of keyboard
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Multi-layer printed circuit board for a keyboard
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Backlighting keyboard
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Wireless instruction device for a computer-based visual presentation system
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Key switch device having high drawability
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TW470698B
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Method for forming top of character key
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