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About 1 Trademarks found for “SPEECH SENSOR”

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672966
ABANDONED

on 20 May 1993

SPEECH SENSOR

DAHLBERG INC.

672966 · 21 Dec 1990

009

Hearing aids; automatic signal processing circuit for hearing aids.

Owners

Dahlberg inc. (1)

Categories

Class 9 (1)

Correspondents

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