4. Valves and valve actuation
  5. Rotary valves
  6. Ball valve

Eckhard Kucharczyk

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Air vent

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Air vent

Patent

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Air vent

Valves and valve actuation – Rotary valves – Ball valve
Patent

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Baffle

Acoustics – Sound-modifying means – Muffler – fluid conducting type
Patent

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Room ventilating device

Valves and valve actuation – Rotary valves – Ball valve
Patent

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Profile ID: LFUS-PAI-P-676470

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