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Class Information
Number:
381/393
Name:
Electrical audio signal processing systems and devices
>
Electro-acoustic audio transducer
>
Mounting or support feature of housed loudspeaker
> Electrical insulation feature
Description:
Subject matter in which the housing or components within it do not conduct electricity.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
6061459
Surface-mounted electromagnetic sound generating body
May. 9, 2000
5155773
Electrodynamic transducer including inset
Oct. 13, 1992
4507800
Enclosed magnet loudspeaker
Mar. 26, 1985
4145571
Loudspeaker enclosure with acoustically coupled loudspeaker damper
Mar. 20, 1979
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