Earplugs with surface ornamentation
Earwax trap for use with hearing-aid apparatus, and hearing-aid
Elastomeric anti-microbial stethoscope diaphragm
Elastomeric stethoscope cover
Electracoustic transducer
Electret transducer
Electro acoustic transducer with improved diaphragm
Electro-acoustic planar transducer
Electro-acoustic transducer
Electro-acoustic transducer
Electro-acoustic transducer
Electro-acoustic transducer
Electro-acoustic transducer
Electro-acoustic transducer causing sound waves to be in phase a
Electro-acoustic transducer diaphragms
Electro-acoustic transducer having a diaphragm comprising a laye
Electro-acoustic transducer means
Electro-acoustic transducer with active dome
Electro-acoustic transducer with variable thickness foam surface
Electro-acoustical structure