4. Electric heating
  5. Metal heating
  6. Nonatmospheric environment at hot spot

Hermann Sperling

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Arc welding or cutting torch and electrode holder used for same

Electric heating – Metal heating – Nonatmospheric environment at hot spot
Patent

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Arcwelding or cutting torch

Electric heating – Metal heating – Nonatmospheric environment at hot spot
Patent

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Burner holder for mechanized or automated arc welding or cutting

Electric heating – Metal heating – By arc
Patent

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Cable connection for electric arc welding or cutting machine

Electric heating – Metal heating – By arc
Patent

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Combined cutting and welding torch handle

Tools and hardware – Other tools and implements – Fusing – e.g. – soldering – etc.
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Profile ID: LFUS-PAI-P-325476

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