H - Electricity – 04 – R
Patent
H - Electricity
04
R
H04R 25/02 (2006.01) H04R 25/00 (2006.01)
Patent
CA 2122727
2122727 9312626 PCTABS00023 A readily installed and replaced disposable wax guard that is affixed over the sound outlet port of an "in the ear" hearing aid and adhered to the adjacent sides of the aid. The portion that overlies the sound outlet port is porous to sound and receptive to cerumen.
Oliveira Robert J.
Smart & Biggar
LandOfFree
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