4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Fluid treatment
  6. Manipulation of liquid

Joo Hwan Lee

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Apparatus and method for braking a washing machine

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
Reexamination Certificate

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Input energy saving device for low frequency vibration type wash

Textiles: fluid treating apparatus – Machines – Supersonic vibrator
Patent

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Method for braking a washing machine

Electricity: motive power systems – Braking
Reexamination Certificate

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Method for controlling laundering of low frequency oscillation w

Bleaching and dyeing; fluid treatment and chemical modification – Fluid treatment – Manipulation of liquid
Patent

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Profile ID: LFUS-PAI-P-1160693

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