Electric equipment with backup battery-stand powered by host machine power source
TW501292B
Charging device using combining force to start charging stored mechanical force and charging saturated thermal power to release a pre-pressure machine for cutting off the power supply
TW541491B
Combination system consisting of a keyboard and an independent mouse or track ball device using keyboard as an operation relay structure
TW510070B
Conductive connector or control interface of maze type isolating structure raggedly embedded with electromagnetic wave isolating shell
TW482903B
Device for performing conversion of nonlinear output displacement by referencing the signal speed of displacement detector
TW475990B
Charging-circuit with temperature-detection type automatic cut-off and transient-state preservation suitable for use in wide voltage variation range
TW480431B
Desk-placed structure of hand-held electric control apparatus