LandOfFree - US Patents - Listing for Acoustics

Acoustics – Diaphragm and enclosure – With horn

Dual acoustic horn assembly

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Dual acoustical passage stethoscope

Acoustics – Sound-modifying means – By wave interference

Dual bandpass secondary source

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

Dual cross-flow muffler

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Dual earplug

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

Dual entry plug muffler

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

Dual flow turbine engine muffler

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

Dual frequency side branch resonator

Acoustics – Sound-modifying means – Sound absorbing panels

Dual layer acoustical ceiling tile having an improved sound...

Acoustics – Geophysical or subsurface exploration – Well logging

Dual mode multiple-element resonant cavity piezoceramic borehole

Acoustics – Geophysical or subsurface exploration – Seismic wave generation

Dual mode seismic source vibrator

Acoustics – Diaphragm and enclosure

Dual mono center channel

Acoustics – Diaphragm and enclosure – With horn

Dual range horn with acoustic crossover

Acoustics – Sound-modifying means – Sound absorbing panels

Dual sonic character acoustic panel and systems for use thereof

Acoustics – Diaphragm – With horn

Dual speaker

Acoustics – Sound-modifying means – Mechanical vibration attenuator

Dual-constrained viscoelastic damping mechanism for structural v

Acoustics – Geophysical or subsurface exploration – Seismic wave generation

Dual-mode hydraulic vibrator

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Dual-sensor stethoscope with electronic sensor

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

Duct and process for producing the same