4. Heat exchange
  5. Movable heating or cooling surface
  6. Rotary drum

Erich Hafner

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Crystal resonator housing configurations

Electrical generator or motor structure – Educational or construction units or kits
Patent

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High vacuum continuous cycle fabrication facility

Metal working – Piezoelectric device making
Patent

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Nozzle beam source for vapor deposition

Coating apparatus – Gas or vapor deposition – Crucible or evaporator structure
Patent

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Nozzle beam type metal vapor source

Coating apparatus – With cutting – punching or tearing of work – Web or sheet work
Patent

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Outdoor light fixture

Illumination – Elongated source light unit or support – With ventilating or cooling means
Patent

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Profile ID: LFUS-PAI-P-1000251

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