Title:
Acoustic transducer
United States Patent 3136382

Inventors:
Edward, Thaler
Publication Date:
06/09/1964
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Assignee:
Edward, Thaler
Primary Class:
381/342
Other Classes:
181/159, 381/186, 181/165, 381/354
International Classes:
H04R1/22; H04R1/28
US Patent References:
2146975Acoustic diaphragm
2541946Sound wave diffuser
2768702Sound reproducing systems
2812825Loud speaker diaphragm supporting member
2819773High frequency speaker baffle
2905259Tubular speaker housing
2969848Bass speaker enclosure
3093207Metallic diaphragm for electrodynamic loudspeakers
Foreign References:
GB369992A