4. Acoustics
  5. Sound-modifying means
  6. Muffler, fluid conducting type

Ralph Gerstner

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Gas flow-through line with sound absorption effect

Acoustics – Sound-modifying means – Muffler – fluid conducting type
Reexamination Certificate

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Sandwich panel for sound absorption

Acoustics – Sound-modifying means – Sound absorbing panels
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2742886

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