Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Reexamination Certificate
2006-11-07
2006-11-07
Ni, Suhan (Department: 2615)
Electrical audio signal processing systems and devices
Hearing aids, electrical
Specified casing or housing
C381S328000, C381S380000, C381S381000
Reexamination Certificate
active
07133532
ABSTRACT:
The speaker head is inserted into the protective ear insert and into one of the wearer's ears so that the audio signal is audible to the wearer in a loud environment where exterior noise is muffled by the protective ear insert and the speaker head is shielded from contact with the wearer. The protective insert is removably and moveably secured to the frame and variably positionable in accordance with the location of the wearer's ears.
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Energy Telecom, Inc.
Malloy & Malloy P.A.
Ni Suhan
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