4. Electric heating
  5. Metal heating
  6. For bonding with pressure

Yoshihiro Egawa

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Stud welding apparatus

Electric heating – Metal heating – For bonding with pressure
Patent

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Thin motor-driven centrifugal blowing fan apparatus

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Concave surface
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1984060

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