4. Electric heating
  5. Metal heating
  6. By arc

Shih-Feng Tseng

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Cutting device for cutting hard-brittle material

Electric heating – Metal heating – By arc
Reexamination Certificate

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Lens measuring device and method applied therein

Optics: measuring and testing – Lens or reflective image former testing
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Profile ID: LFUS-PAI-P-2186856

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