4. Liquid heaters and vaporizers
  5. Water tube
  6. Cross

Gerd Gumienny

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Heat exchanger

Liquid heaters and vaporizers – Water tube – Cross
Patent

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Heat exchanger

Stoves and furnaces – Stoves – Cooking
Patent

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Heat exchanger device

Stoves and furnaces – Stoves – Cooking
Reexamination Certificate

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Hot air heat exchanger

Stoves and furnaces – Fireplaces or accessories – With air pump
Patent

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Profile ID: LFUS-PAI-P-657372

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