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

Peter Levin

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Authenticating a signal based on an unknown component thereof

Pulse or digital communications – Spread spectrum – Direct sequence
Reexamination Certificate

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Authenticating a signal based on an unknown component thereof

Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite
Reexamination Certificate

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Hypermedia authoring and publishing system

Computer graphics processing and selective visual display system – Display driving control circuitry – Controlling the condition of display elements
Reexamination Certificate

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Hypermedia authoring and publishing system

Data processing: presentation processing of document – operator i – Presentation processing of document – Layout
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Oval shaped spark arresting muffler for engines

Acoustics – Sound-modifying means – Muffler – fluid conducting type
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Profile ID: LFUS-PAI-P-1762155

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