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Loudspeaker
United States Patent 3055991
US Patent References:
/1105924.html
- - 1105924
Loud-speaker-driving motor
- - 1797965
Electrodynamic and electroacoustical apparatus
- - 2295527
Phonograph pickup test instrument
- - 2671135
Loudspeaker construction
- - 2926221
Inventors:
Reuben, Guss
Publication Date:
09/25/1962
View Patent Images:
Download PDF 3055991
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Assignee:
Reuben, Guss
Primary Class:
381/401
Other Classes:
381/421
International Classes:
H04R9/02
;
H04R9/06
;
H04R9/00
Foreign References:
GB312950A
GB326614A
FR37274A
GB705100A
FR1102175A