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Resonator type silencer

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

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Resonator type silencer having plural resonance chambers

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

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Resonator with high heat resistance

Acoustics – Sound-modifying means – Muffler – fluid conducting type
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Reverse entry muffler with surge suppression feature

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

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Rigidified muffler assembly

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

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Rocket exhaust disrupter

Acoustics – Sound-modifying means – Muffler – fluid conducting type
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Rocket exhaust disrupter shapes

Acoustics – Sound-modifying means – Muffler – fluid conducting type
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Roof-mounted muffler for system for generating electric power

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

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Rotatable propeller driven engine exhaust system

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

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Rotating self-cleaning sound absorber for ducts

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

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Rotational mechanism disposed within fluid passageway

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