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

Hiroaki Igakura

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Laser emission head, laser beam transmission device, laser...

Electric heating – Metal heating – By arc
Reexamination Certificate

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Modular submersible repairing system

Metal working – Means to assemble or disassemble – With control means energized in response to activator...
Reexamination Certificate

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Modular submersible repairing system and repairing method

Metal working – Method of mechanical manufacture – Repairing
Reexamination Certificate

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Underwater maintenance repair device and method

Electric heating – Metal heating – By arc
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2595911

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