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

Charles Lawrence DePenning

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Noise abatement device and method for air-cooled condensing...

Power plants – Motive fluid energized by externally applied heat – Process of power production or system operation
Reexamination Certificate

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Noise level reduction of sparger assemblies

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

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Profile ID: LFUS-PAI-P-2235657

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