Cover for a bell or a diaphragm of a stethoscope

Cover for stethoscope head

Cover for stethoscope head

Cover movable by rotation forming a cerumen barrier in a hearing

Critical alignment loudspeaker system

Cushion member for sound-proof sealing

Cushioned earphones

Custom-molded ear-plug, and process for producing a...

Custom-molded ear-plug, and process for producing a...

Custom-molded ear-plug, and process for producing a...

Custom-moulded ear-plug device

Custom-moulded ear-plug, and process for producing a...

Customizable spilt stem stethoscope and a method for...

Customized hearing protection earplug with an acoustic...

Detachable inflight headset for civil aircraft

Detachable stethoscope

Detectable earplug

Detectable earplug and method of manufacture thereof

Device and method for inserting acoustic dampers into earphones

Device for increasing the compliance of a speaker enclosure