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Title:
Loud speaker
United States Patent 2731101
Inventors:
Klipsch, Paul W.
Application Number:
US29208052A
Publication Date:
01/17/1956
Filing Date:
06/06/1952
Assignee:
Klipsch, Paul W.
Primary Class:
Other Classes:
381/160, 381/349
International Classes:
H04R1/28
View Patent Images:
US Patent References:
2373692Loud-speaker1945-04-17
2337213Pressure control loud-speaker enclosure1943-12-21
2310243Horn for loud-speaker1943-02-09