Loudspeaker

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Speaker or housing therefor

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D03608867

REFERENCES:
patent: 4365114 (1982-12-01), Soma
patent: 4492826 (1985-01-01), Chiu
patent: 4811406 (1989-03-01), Kawachi
patent: 4908601 (1990-03-01), Howze
Stereo Review, May 1986, p. 132. Phase Linear Speaker (top right side corner of the page).
Radio Shack, 1991 catalog, p. 48, Compact 5 1/4" Flush-Mount Speaker (bottom center of the page).

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