Speaker box

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

Design Patent

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Design Patent

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D0521497

CLAIM:
We claim the ornamental design for a speaker box, as shown and described.

REFERENCES:
patent: D223670 (1972-05-01), Kloster
patent: D256463 (1980-08-01), Barcus et al.
patent: 5691516 (1997-11-01), Thomasen
patent: 6173805 (2001-01-01), Thomasen
patent: D473211 (2003-04-01), Price et al.
patent: D477829 (2003-07-01), Hussaini et al.

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