Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent
1986-02-20
1988-10-11
Fuller, Benjamin R.
Acoustics
Anatomic or prosthetic relation
Ear and mouth
181137, A61B 702
Patent
active
047764260
ABSTRACT:
A stethoscope consisting of a pair of flexible ear tubes and a chest piece divided by a partition into two sound receiving chambers. These chambers are separately communicated with the right and left ear tubes, respectively.
REFERENCES:
patent: 3144091 (1964-08-01), Bodenger
patent: 3938615 (1976-02-01), Bodenger
patent: 4212368 (1980-07-01), Allen
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