Loudspeaker system

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

Patent

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Details

D14204, D14216

Patent

active

D03678628

REFERENCES:
patent: D121023 (1940-06-01), Roberts
patent: 1847283 (1932-03-01), Volf, Jr.
patent: 1847285 (1932-03-01), Volf, Jr.
patent: 3672463 (1972-06-01), Jaffe et al.
patent: 4567959 (1986-02-01), Prophit
patent: 4756382 (1988-07-01), Hudson, III
patent: 5137110 (1992-08-01), Bedard, Jr. et al.

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